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X chu kì 3, nhóm VIA sẽ có cấu hình 1s22s22p63s23p4
=> Chọn D là ý sai vì X chỉ có 3 lớp electron
Trả lời cho mình các câu hỏi sau đây:
1: Viết câu này theo 3 cách: "She started writing to me 3 months ago"
-> She has written to me for 3 months .
-> 3 months ago , She started writing to me .
-> She wrote to me 3 months ago .
2: Facebook is used ______ among the young
A: communicate B: communicating C: to communicate D: to communicating
Ồ bạn trả lời đúng câu 2 òi
nhưng tại sao bạn chọn được vậy
1. I demand to see the manager.
2. You are not allowed to park here.
3. Do you happen to know where the Hilton Hotel is?
1: I must see the manager! => I demand to see the manager.
2: Parking is not permitted here => You are not allowed to park here
3: You wouldn't know where the Hilton Hotel is, would you? => Do you happen to know where the Hilton Hotel is?
a, (1) for
(2) from
b,(3) of
c,(4) on
d, (5) for
(6) at
e, (7) to
f, (8) to
g, (9) because
(10) of
h, (11) than
(12) in
i, (13) with hoặc and
(14) by
j, (15) it
k, (16) on
(17) in
l, (18) to
m, (19) my
(20) of
em ko bt có đúng hay ko đâu ạ, em chỉ làm cho đỡ rảnh thui ạ qwq
1. Yes, I have given money to charity on several occasions
2. I can help people in my community by volunteering my time, participating in community projects, and supporting local initiatives
3. Yes, I would like to be a member of an international organization to contribute to global causes and make a positive impact on a larger scale
4. Some benefits of volunteering activities include personal fulfillment, skill development, building a sense of community, and making a positive impact on others' live
5. No, there are no different rules for boys and girls at my school. Everyone is treated equally
6. No, I don't believe there are jobs that only men can do. Gender should not limit one's career choices, and everyone should have equal opportunities based on their abilities and qualifications
Give the correct tense or form of the verbs in brackets.
a. The ladder looks unstable. It (1. fall) _will fall_ apart. I wish I (2. have) had enough time to do something
about it.
b. My teacher was not at home when I (3. arrive) _arrived___. She (4. just/ go) has just gone__ out.
c. By the time he (5. return) _returns_____ next year, his daughter (6. already/ leave) _has already left__ school.
d. I (7. never/ read) _have never read_____ any novels (8. write) _was written_____ by a Korean author.
e. She (9. walk) _walked_____ all the way home. That's why she (10. be) _is__ tired now.
f. I dis living in London because it (11. rain/ always) _(always rains/is always raining)___.
g. The plane had taken off before they (12. arrive) __arrived____ at the airport yesterday.
h. The children seemed (13. be) _/__ surprised to hear the news.
Câu h này hình như sai đề,câu này đủ rồi,cấu trúc seem phải thế này cơ mà
Subject + seem + adjective
i. A: Why are you holding a piece of paper?
B: I (14. write) _am writting___ a letter to my friends in Texas.
j. The Titanic (15. cross) __was crossing____ the Atlan when it (16. strike) struck______ an iceberg.
k. Ted: It is so hot in here!
Sarah: I (17. turn) will turn______ the air-conditioning on.
l. By the time he stopped at the first gas station, he (18. drive) _has driven_____ for three hours.
m. Wind (19. come) _comes_____ from differences in air pressure.
n. My brother is the only one (20. realize) ___realized___ the danger.
+ Mình làm chắc còn sai,có gì mọi người chỉ bảo...
potato potato bạn ơi, câu h đúng mà, có cấu trúc SEEM TO BE mà bạn
Câu 1. X có cấu hình e: 1s22s22p63s23p3. Vị trí của X trong BTH là:
A. Chu kì 3, nhóm VA B. Chu kì 3, nhóm IIIA C. Chu kì 3, nhóm VB D. Chu kì 3, nhóm IIIB
STT chu kì = số lớp e
STT nhóm = số e hóa trị
nhóm A gồm các nguyên tố: s và p