Câu hỏi: He’s getting bored_____________ learning_____________ heart.

A. with/ by

B. with/ with

C. by/ by

D. about/ by

Câu 1: The bomb went____________ killing several by-standers.

A. off

B. of

C. to

D. by

Câu 2: Your plan is similar ___________ his.

A. with

B. to

C. of

D. by

Câu 3: She is accustomed __________ getting up early.

A. to

B. for

C. of

D. by

Câu 4: Have you washed your hands______________ having lunch?

A. before

B. after

C. during

D. for

Câu 5: This area is rich _________ oil.

A. by

B. to

C. at

D. in

Câu 6: The teacher tried to explain the new formula ______________ his students.

A. to

B. for

C. with

D. by