Pick out the letter A, B, C, or D to indicate the underlined part that needs corrrections in each of the following questions.

There have been (A) a report of several (B) bombings (C) by terrorist (D) groups.

A. have been

B. several

C. bombings

D. terrorist

To save money, we should _________ the amount of energy used in our homes.

A. reduce

B. increase

C. stop

D. leave

Để chọn hướng giấy ngang cho trang tính em chọn ?

A. Portal

B. Landscape  

C.Portrait

D. Page Layout