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26 tháng 12 2019

Đáán B

Gii thích:  Câu hi này v ng động t (phrase verb)                                        

•pick st up = lift st up: nâng lên, làm bay đ

“As the wind blows over the land, it often picks up small grains of sand.” – Khi cơn gió thi qua mt miđất, nó thường làm bay đi nhng cát nh.

•clean st out: ly cp, làm sch hoàn toàn bên trong 

VD: I must clean the fish tank out. (Tôi phi làm sch bên trong b cá.)

•carry st out: thc hiđiu gì

•hold st up: trì hoãn, ly c

29 tháng 11 2019

Đáán D

Gii thích: hillside: (n) sườđồi

“When particles of rocks or soil became loosened in any way, running water carries them down the hillsides.” – Khi các hòn đấđá tr nên tơi ra, nước xoáy làm chúng rơi xung sườđồi. 

•Phương án sai: border: (n) biên gii (gia 2 vùng hoc 2 quc gia)

•Phương án sai: topside: phn ni lên trên mt nước ca chiếc tàu; súc tht bò ct ra t phn trên ca chân

•Phương án sai: backside: (trượt tuyết) mt gót 

13 tháng 5 2017

Đáán D

Gii thích: melting: (adj) tan chy. Tính t ‘melting’ có dng V_ing ch tính cht ca tuyết. 

“In the spring, the melting snow turns into a large quantity of water that then runs downhill in streams.” – Vào mùđông, tuyết tan chy biến thành mt lượng nước khng l và chy xung các con sui.

25 tháng 3 2018

Đáán D

Gii thích: help to do st: giúp đỡ 

“Thus, forests and grasslands help to slow down erosion.” – Do đó, rng và đồng c giúp làm chm li s xói mòn.

20 tháng 6 2017

Đáán C

Gii thích: Tính t little ch s khan hiếm hoc thiếu và gn như mang nghĩa ph định được dùng trước danh t không đếđược (trong câu này là soil: đất trng). Ta có th dùng trng t ch mđộ so/ very để b nghĩa cho tính t little. 

“Land that is covered with trees, grass and other plants wears away very slowly, and so loses very little of its soil.” – Đấđược bao ph bi cây ci, c và các loi thc vt khác b trôi đi rt chm, và như thế mt rt ít đất trng.

Any change in one part of an ecosystem can cause changes in other parts. Droughts, storms and fires can change ecosystems. Some changes harm ecosystems. If there is too (1)____ rainfall, plants will not have enough water to live. If a kind of plant dies off, the animals that feed on it may also die or move away. Some changes are good for ecosystems. Some pine forests need fire for the pine trees to reproduce. The seeds are sealed inside pinecones. Heat from a forest fire melts the seal and lets...
Đọc tiếp

Any change in one part of an ecosystem can cause changes in other parts. Droughts, storms and fires can change ecosystems. Some changes harm ecosystems. If there is too (1)____ rainfall, plants will not have enough water to live. If a kind of plant dies off, the animals that feed on it may also die or move away. Some changes are good for ecosystems. Some pine forests need fire for the pine trees to reproduce. The seeds are sealed inside pinecones. Heat from a forest fire melts the seal and lets the seeds (2)_____. Polluting the air, soil, and water can harm ecosystems. Building (3)_______ on rivers for electric power and irrigation can harm ecosystems around the rivers. Bulldozing wetlands and cutting down (4)________ destroy ecosystems. Ecologists are working with companies and governments to find better ways of catching fish, cutting down trees, and building dams. They are looking for ways to get food, lumber, and other products for people (5)________ causing harm to ecosystems

Điền vào số 1

A. little

B. a little

C. few

D. a few

1
16 tháng 11 2018

Đáán A

Gii thích: A little + Danh t không đếđược: 1 ít, mt vài

A few + Danh t đếđược : 1 ít, 1 vài

Little/ few= just a little/ just a few: rt ít, hu như không có

“rainfall” (lượng mưa) là danh t không đếđược

Dch: Nếu quá ít mưa thì cây ci s không có đủ nướđể sng

Any change in one part of an ecosystem can cause changes in other parts. Droughts, storms and fires can change ecosystems. Some changes harm ecosystems. If there is too (1)____ rainfall, plants will not have enough water to live. If a kind of plant dies off, the animals that feed on it may also die or move away. Some changes are good for ecosystems. Some pine forests need fire for the pine trees to reproduce. The seeds are sealed inside pinecones. Heat from a forest fire melts the seal and lets...
Đọc tiếp

Any change in one part of an ecosystem can cause changes in other parts. Droughts, storms and fires can change ecosystems. Some changes harm ecosystems. If there is too (1)____ rainfall, plants will not have enough water to live. If a kind of plant dies off, the animals that feed on it may also die or move away. Some changes are good for ecosystems. Some pine forests need fire for the pine trees to reproduce. The seeds are sealed inside pinecones. Heat from a forest fire melts the seal and lets the seeds (2)_____. Polluting the air, soil, and water can harm ecosystems. Building (3)_______ on rivers for electric power and irrigation can harm ecosystems around the rivers. Bulldozing wetlands and cutting down (4)________ destroy ecosystems. Ecologists are working with companies and governments to find better ways of catching fish, cutting down trees, and building dams. They are looking for ways to get food, lumber, and other products for people (5)________ causing harm to ecosystems

Điền vào số 5

A. avoid

B. without

C. not

D. no

1
10 tháng 9 2019

Đáán B

Gii thích: Without +Ving: ngoài vic

Dch: H đang tìm cách ly thăn, g và các sn phm khác cho con người mà không câu hi cho môi trường.

Any change in one part of an ecosystem can cause changes in other parts. Droughts, storms and fires can change ecosystems. Some changes harm ecosystems. If there is too (1)____ rainfall, plants will not have enough water to live. If a kind of plant dies off, the animals that feed on it may also die or move away. Some changes are good for ecosystems. Some pine forests need fire for the pine trees to reproduce. The seeds are sealed inside pinecones. Heat from a forest fire melts the seal and lets...
Đọc tiếp

Any change in one part of an ecosystem can cause changes in other parts. Droughts, storms and fires can change ecosystems. Some changes harm ecosystems. If there is too (1)____ rainfall, plants will not have enough water to live. If a kind of plant dies off, the animals that feed on it may also die or move away. Some changes are good for ecosystems. Some pine forests need fire for the pine trees to reproduce. The seeds are sealed inside pinecones. Heat from a forest fire melts the seal and lets the seeds (2)_____. Polluting the air, soil, and water can harm ecosystems. Building (3)_______ on rivers for electric power and irrigation can harm ecosystems around the rivers. Bulldozing wetlands and cutting down (4)________ destroy ecosystems. Ecologists are working with companies and governments to find better ways of catching fish, cutting down trees, and building dams. They are looking for ways to get food, lumber, and other products for people (5)________ causing harm to ecosystems

Điền vào số 3

A. hills

B. forests

C. jungles

D. woods

1
2 tháng 8 2017

Đáán B

Gii thích: A: đồi

B: rng

C: sui

D: cánh rng

Dch: Sam bng đất ngp nước và cht phá rng phá hy h sinh thái.

Any change in one part of an ecosystem can cause changes in other parts. Droughts, storms and fires can change ecosystems. Some changes harm ecosystems. If there is too (1)____ rainfall, plants will not have enough water to live. If a kind of plant dies off, the animals that feed on it may also die or move away. Some changes are good for ecosystems. Some pine forests need fire for the pine trees to reproduce. The seeds are sealed inside pinecones. Heat from a forest fire melts the seal and lets...
Đọc tiếp

Any change in one part of an ecosystem can cause changes in other parts. Droughts, storms and fires can change ecosystems. Some changes harm ecosystems. If there is too (1)____ rainfall, plants will not have enough water to live. If a kind of plant dies off, the animals that feed on it may also die or move away. Some changes are good for ecosystems. Some pine forests need fire for the pine trees to reproduce. The seeds are sealed inside pinecones. Heat from a forest fire melts the seal and lets the seeds (2)_____. Polluting the air, soil, and water can harm ecosystems. Building (3)_______ on rivers for electric power and irrigation can harm ecosystems around the rivers. Bulldozing wetlands and cutting down (4)________ destroy ecosystems. Ecologists are working with companies and governments to find better ways of catching fish, cutting down trees, and building dams. They are looking for ways to get food, lumber, and other products for people (5)________ causing harm to ecosystems

Điền vào số 3

A. moats

B. ditches

C. dams

D. bridges

1
17 tháng 1 2019

Đáán C

Gii thích: A: cái mương

B: cái rãnh

C: cái đập

D: cây cu

Dch: xây dng các đập thđin trên sông và h thng tưới tiêu có th làm hi tưới h sinh thái xung quanh nhng con song.

Any change in one part of an ecosystem can cause changes in other parts. Droughts, storms and fires can change ecosystems. Some changes harm ecosystems. If there is too (1)____ rainfall, plants will not have enough water to live. If a kind of plant dies off, the animals that feed on it may also die or move away. Some changes are good for ecosystems. Some pine forests need fire for the pine trees to reproduce. The seeds are sealed inside pinecones. Heat from a forest fire melts the seal and lets...
Đọc tiếp

Any change in one part of an ecosystem can cause changes in other parts. Droughts, storms and fires can change ecosystems. Some changes harm ecosystems. If there is too (1)____ rainfall, plants will not have enough water to live. If a kind of plant dies off, the animals that feed on it may also die or move away. Some changes are good for ecosystems. Some pine forests need fire for the pine trees to reproduce. The seeds are sealed inside pinecones. Heat from a forest fire melts the seal and lets the seeds (2)_____. Polluting the air, soil, and water can harm ecosystems. Building (3)_______ on rivers for electric power and irrigation can harm ecosystems around the rivers. Bulldozing wetlands and cutting down (4)________ destroy ecosystems. Ecologists are working with companies and governments to find better ways of catching fish, cutting down trees, and building dams. They are looking for ways to get food, lumber, and other products for people (5)________ causing harm to ecosystems

Điền vào số 2

A. out

B. in

C. go

D. fly

1
7 tháng 1 2017

Đáán A

Gii thích: Let smt out: đưa cái gì ra ngoài

Dch: hơi nóng t đám cháy rng làm tan chy nón thông và đưa ht ra ngoài