Câu hỏi: Braille _________ a system of raised dots that can be read with the fingers by people who are blind.

A. am

B. be

C. is

D. are

Câu 1: Another man-made satellite has _______ up into space.

A. sent

B. be sent

C. been sent

D. sending

Câu 2: He asked me if I was capable __________ fixing the electric cooker. 

A. of

B. on

C. to

D. with

Câu 3: She noticed a marked _______ in the children on her second visit.

A. differ

B. difference

C. different

D. differently

Câu 4: The weather was fine so we decided to go ____________ foot.

A. on

B. by

C. with

D. in

Câu 5: We _________ some food to tomorrow’s party.

A. are bringing

B. bring

C. brought

D. would bring

Câu 6: His handicap prevented him ___________ swimming all lifelong.

A. to

B. off

C. from

D. up