Câu hỏi: My mother told me __________ hard.

A. study

B. studying

C. to study

D. studied

Câu 1: Tom is watching TV now. So ____________.

A. does Mary

B. Mary

C. is Mary

D. Mary does

Câu 2: In the Us, the first stage of compulsory education_______as elementary education.

A. to be generally known

B. is generally known

C. generally known

D. is generally knowing

Câu 3: It’s necessary __________ your listening and writing skills.

A. to improve

B. improve

C. improving

D. improved

Câu 4: Your sister used to visit you quite often, ________?

A. didn't she

B. doesn't she

C. wouldn't she

D. hadn't she

Câu 5: ___________ does Minh do after school? He plays soccer with his friends.

A. When

B. Which

C. What

D. Why

Câu 6: Gold _______in California in the 19th century.

A. was discovered

B. has been discovered

C. was discover

D. they discovered