Cho sơ đồ phản ứng:

E s t e   X → + N a O h ,   t o Y + Z Z → + A g N O 3 / N H 3 ,   t o T → + N a O h ,   t o Y

Biết Y, Z, T đều là các chất hữu cơ. Chất X là

A. CH₃COOCH=CHCH₃.

B. CH₂=CHCOOCH₃.

C. CH₃COOCH=CH₂.

D. HCOOCH₃.

6.Indicate the sentence that is best written from the given words/ phrases.
He/interested/collect/toy cars

(4 Điểm)

He is interested collecting toy cars.

He interested in collecting toy cars.

He is interested in collecting toy cars.

He is interested in collect toy cars.7.Indicate the sentence that is closest in meaning to the following question.
This picture is not the same as the picture in our living room.

(4 Điểm)

This picture is different from the picture in our living room.

This picture is different to the picture in our living room.

This picture is the same as the picture in our living room.

This picture is not different from the picture in our living room.12.Indicate the sentence that is closest in meaning to the following question.
David has worked in Paris since last year.

(4 Điểm)15.

 Indicate the sentence that is best written from the given words/ phrases.
  I/don’t/speak /French/Sarah/either

(4 Điểm)

I don’t speak French, and Sarah doesn’t too.

I don’t speak French, and Sarah does either.

I don’t speak French, and Sarah don’t either.

I don’t speak French, and Sarah doesn’t either.18.Indicate the correct answer to the following question.
The journey was not ________ long as we thought at first.

(3 Điểm)

to

as

from

than

David has worked in Paris last year.

David started working in Paris since last year.

David started working in Paris last year.

David worked in Paris since last year.

mình đang thi mà sắp hết thời gian rồi, các bạn giúp mình vs