“I saw him crossing the street.” The sentence structure is ______.
A. S+V+IO+DO B. S+V C. S+V+P D. S+V+DO+OC
----How many workers are there in your factory， Mr Brown?
----________ workers in our factory________ more than ________.
A. The number of; is; two hundreds
B. The number of; is; two hundred
C. A number of; are; two hundreds
D. The number of; are; two hundred
----What a terrible flood!
----Yes. We must try to prevent the flood ________ the fish in the river.
A. to save B. save C. of saving D. from saving
Unluckily， I was sitting at the table with smokers on ________side of me.
A. either B. both C . other D. all
_____ Amy met Peter， she with her mum _______ for the bus at the bus station.
A. When; were waiting B. When; was waiting
C. While; were waiting D. While; was waiting
----Are you sure you don’t mind my opening the window? ----____________.
A. Yes， do please. B. Certainly not.
C. No， do please. D. Yes. You’d better not.
