Câu hỏi: Although Nam worked very hard, but he didn’t pass the final exam.

A. Although

B. hard

C. didn’t

D. pass

Câu 1: Because blood from different individuals may different in the type of antigen on the surface of the red cells and the type of antibody in the plasma, a dangerous reaction can occur between the donor and recipient in a blood transfusion.

A. Because

B. different

C. can occur

D. and

Câu 2: Women in many parts of the world have had lower status than men, which the extent of the gap between genders varies across cultures and times.

A. many

B. lower

C. which

D. across cultures and times

Câu 3: I like the fresh air and green trees of the village which I spent my vacation last year.

A. I like

B. which

C. spent

D. last

Câu 4: In the early 1900's, Pennsylvania's industries grew rapidly, a growth sometimes accompanied by disputes labor.

A. the early 1900’s

B. industries

C. accompanied by

D. labor

Câu 5: Since January this year, Joe has suffered two injuries, one to his ankle and the other in New York.

A. Since

B. has suffered

C. one to

D. in New York

Câu 6: The student must have her assessment form fill in by the examiner during the oral exam.

A. The student

B. fill in

C. the

D. oral exam