消防水泵应保证在火警后()开始工作,并在火场断电时仍能正常运转。
A、1分钟内
B、3分钟内
C、5分钟内
D、10分钟内
参考答案:C
Mr. Smith is an English . He teaches English . His English are very interesting. He likes us and we like him, .
Mr. Smith has children—Tom and Mary. Tom is seven and sister, Mary, is four. Tom goes to school but Mary . Mr. Smith likes blue T-shirt and .
Football is his favorite . After school we often play baseball. Mr. Smith plays baseball just (只是) for .
小题1:A. men B. man C. woman
小题2:A. good B. fine C. well
小题3:A. classes B. lesson C. subject
小题4:A. so B. all C. too
小题5:A. two B. one C. three
小题6:A. he B. his C. him
小题7:A. don’t B. does C. doesn’t
小题8:A. shorts B. short C. a short
小题9:A. music B. sport C. subject
小题10:A. boring B. relax C. Fun
供油半径