Not until he got home he realized he had forgotten to give her the present.

A. got

B. he realized

C. her

D. the present

The earth is the only planet with a large number of oxygen in its atmosphere. 

A. the

B. number

C. oxygen

D. its

The leader demanded from his members a serious attitude towards work, good team spirit, and that they work hard.

A. leader

B. his members

C. attitude

D. that they work hard

A novel is a story long enough to fill a complete book, in that the characters and events are usually imaginary.

A. long enough

B. complete

C. that

D. imaginary

The assumption that smoking has bad effects on our health have been proved.

A. that

B. effects

C. on

D. have been proved

Developing new technologies are time-consuming and expensive.

A. developing

B. technologies

C. are

D. time-consuming

Choose the word whose underlined part in pronounced differently from that of the others.

A. justice

B. campus

C. culture

D. brush

Choose the word whose underlined part in pronounced differently from that of the others.

A. supported

B. approached

C. noticed

D. finished

Choose the word whose underlined part in pronounced differently from that of the others.

A. deal

B. teach

C. break

D. clean

Choose the word whose underlined part in pronounced differently from that of the others.

A. species

B. invent

C. medicine

D. tennis