Câu hỏi: The big problem was that we really did not understand what was happened

A. problem

B. that

C. did not

D. was happened

Câu 1: The notion that students are not sufficiently involved in their education is one reason for the recently surge of support for undergraduate research.

A. notion

B. are not

C. their education

D. recently

Câu 2: Each of the nurses report to the operating room when his or her name is called.

A. of the

B. report

C. his or her name

D. is called

Câu 3: Mary and her sister just bought two new winters coats at the clearance sale.

A. her sister

B. just bought

C. two new

D. winters

Câu 4: Not one in one hundred children exposed to the disease are likely to develop symptoms of it.

A. not one

B. are

C. symptoms

D. it

Câu 5: Women nowadays have more free to participate in social activities.

A. nowadays

B. more

C. free

D. social

Câu 6: On the wedding day, the groom's family and relatives go to the bride’s house bring gifts wrapped in red papers.

A. On

B. groom’s

C. go

D. bring