( ) 21. Two tall men entered. was carrying a heavy box on his shoulder.

　　A. Each B. Every C. Everybody D. Every one

　　( ) 22. Milk is supplied each house in bottles, which are sent milkmen.

　　A. with, to B. to, by C. with, by D. to, to

　　( ) 23. You be here by half past seven at the least, or you'll go on foot.

　　A. must, have to B. have to, must C. must, must D. have to, have to

　　( ) 24. The nurse his temperature. It's 36.6"C. She it a few minutes ago.

　　A. took, took B. has taken, has taken

　　C. took, has taken D. has taken, took

　　( ) 25. The judge ordered that the prisoner free for he was not guilty at all.

　　A. is set B. was set C. will be set D. be set

　　( ) 26. Quite a lot of people came over to help the poor man at once.

　　A. not asking B. without being asked C. without asking D. not asked

　　( ) 27. You forget it to me. I haven't forgotten it to you yesterday,

　　A. to return, to give B. returning, giving C. to' return, giving D. returning, to give

　　( ) 28. His uncle often takes a walk after dinner, and .

　　A. his father does so B. so does his father C. does so his father D. his father so does

　　( ) 29. "He can't be in the library now, he?" "Yes, I think, he be there."

　　A. can, must B. must, can C. can't, mustn't D. mustn't, can't

　　( ) 30. The doctor suggested that I should sleep with the windows open it was cold.

　　A. if B. unless C. when D. since