Câu hỏi: My mother told me __________ hard.

A. study

B. studying

C. to study

D. studied

Câu 1: 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 2: Gold _______in California in the 19th century.

A. was discovered

B. has been discovered

C. was discover

D. they discovered

Câu 3: He told me ___________ my best to study English.

A. try

B. trying

C. to try

D. tried

Câu 4: 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 5: When we were on holiday, we used ________ to the beach every day.

A. go

B. to go

C. going

D. gone

Câu 6: Ba always ____________ the homework before going to class.

A. does

B. dos

C. do

D. is doing