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: Nowadays, the divorce rate is higher than it used to be________ young people are allowed to decide on their marriage.

A. despite

B. but

C. even though

D. in spite of

Câu 2: Another man-made satellite has _______ up into space.

A. sent

B. be sent

C. been sent

D. sending

Câu 3: She had worked as a tourist guide before __________ a teaching career.

A. starting

B. start

C. to start

D. started

Câu 4: Most of the pupils are _____ to pass the examination.

A. enough good

B. good enough

C. too good

D. very good

Câu 5: The weather was fine so we decided to go ____________ foot.

A. on

B. by

C. with

D. in

Câu 6: She noticed a marked _______ in the children on her second visit.

A. differ

B. difference

C. different

D. differently