Câu hỏi: My friend and I _______ your sister tomorrow afternoon after she _______ her work.

A. will meet-will finish

B. will meet-has finished

C. will have met-has finished

D. will have met-will finish

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

A. was discovered

B. has been discovered

C. was discover

D. they discovered

Câu 2: ___________ she was not well, she still went to work.

A. Because

B. Because of

C. Although

D. In spite of

Câu 3: 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 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: He came up with the solution __________ every problem.

A. in

B. at

C. for

D. to

Câu 6: We decided ________ at home this afternoon.

A. staying

B. stayed

C. stay

D. to stay