There 30 students in a class. 16 students have ruler; 12 students have erasers and 8 students have nothing. How many students have both at least?
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4 tháng 6 2016
Gọi x là số học sinh có cả anh chị trong lớp John .Ta có sơ đồ Ven :
=> (18 - x) + x + (16 - x) + 4 = 35 <=> 38 - x = 35 => x = 38 - 35 = 3
Vậy lớp John có 3 học sinh có cả anh và chị
18 tháng 8 2021
1.Where are you today?
A. I’m at home. B. I’m from Vietnam. C. I’m ten years old.
2. How many students are there in Mai’s class?
A. There are 30 students B. There is a teacher C. There are 30 students in his class
3. Can your mother speak English?
A. Yes , I can. B. No , she can’t. C. No , he can’t
4. Would you like ……………….. orange juice ?
A. some B. an C. a
5. When is your birthday?
A. It’s in September. B. It’s in September 2nd. C. Your birthday’s in September.
MN
20 tháng 3 2021
Question 14-16: Circle the letter A, B, C or D to indicate the most suitable response to complete each of the following exchanges.
Question 14: –“How many students are there in this class?" –“_____________.”
A. That is 20 students in this class B. There is 20 students in this class C. There are 20 students in this class D. There are 20 student in this class
Question 15: –“What will we do when we want to call the Emergency Service?
–“______________”
A. Dial 113 B. Dial 114 C. Dial 115 D. Dial 116
Question 16: –“What is the price of this T-shirt?” –“___________________”
A. It cost 10B.Itcosts10B.Itcosts10 C. It costes 10D.Itcosted10D.Itcosted10
Question 17-20: Read the following passage and circle the letter A, B, C or D to indicate the answer to each of the following questions.
Strange things happen to time when you travel, because the earth is divided into twenty- four time zones, one hour apart. You can have days with more or fewer than twenty- four hours, and weeks with more or fewer than seven days.
If you make a five- day trip across the Atlantic Ocean, your ship enters a different time zone every day. As you enter each zone, the time changes one hour. Traveling West, you set your clock back; traveling East, you set it ahead. Each day of your trip has either twenty - five or twenty - three hours.
If you travel by ship across the Pacific Ocean, you cross the international date line. By agreement, this is the point where a new day begins. When you cross the line, you change your calendar one full day, backward or forward. Traveling West, today becomes yesterday; traveling East, it is tomorrow.
17. The difference in time between zones is ..............................
A. seven days B. more than seven days C. one hour D. twenty - four hours
18. From this selection it seems true that the Atlantic Ocean .......................
A. is in one time zone B. is divided into twenty - four zones
C. can't be crossed in five days D. is divided into five time zones
19. If you cross the ocean going East, you set clock ..........................................
A. ahead by twenty - three hours B. ahead one hour in each new time zone
C. back one full day for each time zone D. ahead one hour for the whole trip
20. The international date line is the name for .........................
A. the beginning of any new time zone B. any time zone in the Pacific Ocean.
C. the point where a new day begins D. any point where time changes by one hour
25 tháng 10 2016
16/ ............................ your brother have breakfast at six? - Yes, he ............................
a. Do/do b. Does/has c. Does/have d. Does/does
17. This is my school. It has ............................ floors (three / second / first / third)
18. In the evening, I watch television ............................ eight o'clock. (on / in / at / for)
19. a. How many students there are in your class?
b. How many students are there in your class?
c. How many student there are in your class?
d. How many student there are in your class?
20. What time is it ? ................................... - 7:15
a. It's 7 and 15 o'clock.
b. It's quarter past seven.
c. It's seven past fifteen
d. It's a quarter past seven.
25 tháng 10 2016
16/ ............................ your brother have breakfast at six? - Yes, he ..........
a. Do/do b. Does/has c. Does/have d. Does/does
17. This is my school. It has ............................ floors (three / second / first / third)
18. In the evening, I watch television ............................ eight o'clock. (on / in / at / for)
19. a. How many students there are in your class?
b. How many students are there in your class?
c. How many student there are in your class?
d. How many student there are in your class?
20. What time is it ? ................................... - 7:15
a. It's 7 and 15 o'clock.
b. It's quarter past seven.
c. It's seven past fifteen
d. It's a quarter past seven.
26 tháng 1 2016
kho....................wa..................troi.......................thi.....................ret.................lanh................wa..................tich............................ung.........................ho..............minh......................cho....................do....................lanh
6 người 100%
Có 30 học sinh trong một lớp học. 16 sinh viên có người cai trị; 12 sinh viên có tẩy và 8 sinh viên không có gì. Làm thế nào nhiều học sinh có cả ít nhất?
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