He said he was not optimistic ________ the future of that country.
A. of B. with C. on D. about
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
One of the chairs is ________. Put it back ________. A．out of the position; in position B．out of place; in place C．out of the position; in the position D．into a position; out of a position
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