Câu hỏi: Having finished his tem paper before the deadline, it was delivered to professor before the class.

A. having finished

B. before

C. it was delivered

D. before

Câu 1: The harder he tried, the worst he danced before the large audience.

A. worst

B. the

C. before

D. tried

Câu 2: Proteins are made up of folded irregularly chains, the links of which are amino acids.

A. made up of

B. folded irregularly

C. the links

D. which

Câu 3: My sister told me that she had met my teacher at the supermarket yesterday.

A. My sister told

B. had met

C. at the supermarket 

D. yesterday

Câu 4: The most visible remind of the close relationship between the United States and France is the famous Statue of Liberty, which stands in New York habor.

A. remind

B. between

C. is

D. which

Câu 5: My father asked me where had I gone the night before.

A. the

B. asked me

C. had I

D. before

Câu 6: Students suppose to read all the questions carefully and find out the answers to them.

A. suppose

B. all the

C. all the questions

D. them