Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.

She had to leave (A) because (B) she didn’t (C) see eves to eves (D) with her boss.

A. to leave

B. because

C. didn't

D. eves to eves

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

Harry and Kate are talking in Harry’s office.

Kate: “May I open the window?”

Harry: “_________”

A. What suits you?

B. You are free

C. Accommodate yourself!

D. Go ahead!

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

It’s a pity you didn’t ask because I________you

A. should have helped 

B. could have helped

C. must have helped

D. would have helped

Nhận định nào sau đây là sai?

A. Este không tạo liên kết hidro với nhau nhưng dễ tạo liên kết hidro với nước

B. Dung dịch axit aminoaxetic không làm đổi màu quì tím

C. Cho anilin vào dung dịch HCl dư, thu được dung dịch trong suốt

D. Chất béo là 1 loại lipit