Câu hỏi: Why were you absent ____________ class this morning?

A. for

B. with

C. by

D. from

Câu 1: This area is rich _________ oil.

A. by

B. to

C. at

D. in

Câu 2: I must try and look_____________ my notes before the exam.

A. through

B. up

C. for

D. after

Câu 3: Thank you very much____________ inviting me to your party.

A. on

B. by

C. to

D. for

Câu 4: Are you excited ______________ going on holiday next week?

A. about

B. up

C. at

D. with

Câu 5: The participants must find _______________ all the answers in order to go in the next round.

A. out

B. up

C. of

D. by

Câu 6: The bomb went____________ killing several by-standers.

A. off

B. of

C. to

D. by