The policeman warned the drive ________ so carelessly.

A. never to drive　　　　　　　　　　　 B. to never drive

C. to not drive　　　　　　　　　　　　 D. doesn’t drive

________ in doing her French exercises, Helen didn't notice me coming into the room.

A．Engaged 　　　 　B．Having engaged

C．Engaging　　　　 D．Being engaging

Half of the students ________ to attend the meeting held by the league.

A. have been　　 B. are

C. is going to　　 D. had better

_________ from the top of the mountain, the city looks beautiful．

A．See　　　 　　 B．To see　 C．Seeing D．Seen

She was a _______（自愿的）helper.?

Rooms with _______ appear clean and bright.

A. few furnitures　 B. few furniture　 C. little furniture　　　 D. little furnitures

Our bedrooms are all on the sixth floor, 　　　 with its own bathroom.

A. all　　　　　 B. every　　　　　 　 C. either　　　　 　 D. each

It is the most instructive lecture that I ______ since I came to this school.（ ）

A. attended　　 B. had attended　 C. am attending　 D. have attended