Câu hỏi: Having been delayed by heavy traffic,           

A. it was difficult for her to arrive on time

B. her being late was intolerable

C. it was impossible for her to arrive on time

D. she was unable to arrive on time

Câu 1: .............., we couldn’t have continued with the project. 

A. Unless we had your contribution 

B. Provided your contribution wouldn’t come

C. Even if you didn’t like to contribute

D. If you hadn’t contributed positivel

Câu 2: He agreed to sign the contact                   

A. so he didn’t know much about that company

B. because he didn’t know much about that company’s director

C. although he didn’t know much about that company

D. in spite he knew much about it

Câu 3: She regretfully told him that,                  

A. she has come to the party

B. she won't come to the party

C. she hadn't come to the party

D. she has to go to the party 

Câu 4:                      , he was determined to continue to climb up the mountain. 

A. He felt very tired though

B. As he might feel tired

C. Tired as it was

D. Tired as he might feel

Câu 5: In bacteria and other organisms, ............

A. it is the DNA that provides the genetic information

B. which is the DNA that provides the genes

C. the DNA providing the genetic information

D. the DNA that provides the genetic information 

Câu 6: Recent evidence makes it possible for the investigators to conclude that .................

A. some paintings by Rembrandt were faked 

B. some paintings by Rembrandt must be faked 

C. Rembrandt was attributed to some paintings 

D. some paintings by Rembrandt to be faked