Câu hỏi: Send my regards to Lawrence ............................ you see him.

A. if

B. in case

C. whether

D. provided

Câu 1: The hurricane was so strong that it damaged the whole area ........................ itwas approaching or receding.

A. whether

B. and if

C. but

D. because

Câu 2: If I’d known you weren’t coming, ................................

A. I had come too

B. I would like to know why

C. I wouldn’t have gone to so much trouble

D. I hadn’t been so upset

Câu 3: Exactly .............. we can replace our soil disappearing through erosion is not known.

A. what

B. how

C. if

D. because

Câu 4: If it ............................... his wife’s money, he’d never be a director.

A. was

B. isn’t 

C. had had

D. were not for

Câu 5: If you do decide to come, ............................

A. the party’s always a success

B. we would have been so happy

C. I won’t be coming either

D. let me know

Câu 6: A small design fault ................. on our latest chip.

A. has found

B. found

C. has been found 

D. find