Câu hỏi: If I had studied carefully, I wouldn't made so many mistakes.

A. I had

B. carefully

C. made

D. so many

Câu 1: Most of the houses on the street was built in the previous century.

A. of

B. on

C. previous

D. was

Câu 2: Mr. Smith, along with her cousins from Canada, are planning to attend the firework display in Da Nang, Vietnam.

A. with

B. her cousins

C. are

D. to attend

Câu 3: My father asked me where had I gone the night before.

A. asked

B. the 

C. before

D. had I

Câu 4: Oxygen plays a important role in maintaining live.

A. a

B. plays

C. role

D. live

Câu 5: The Oxford English Dictionary is well known for including many different meanings of words and to give real examples.

A. well known

B. The 

C. meanings 

D. to give

Câu 6: He passed the exams with high scores, that made his parents happy.

A. passed

B. with

C. that 

D. happy