第 41 课

(B)123. Tom has been in the factory _________he left school.
A. when B. since C. as soon as D. whether
Has been to 到过又回来了
has been in 一直都在从未离开
Has gone to 离开了没回来
Since自从...+时间/  Because= since 因为    

(A)124. The nurse doesn't feel well today, _________ she still works very hard.
A. but B. and C. or D. when
Nurse护士  feel兼有实意动词/系动词

(D) 125. _______ my mother ________ my sister watches TV plays these days.
A. Either, nor  B. Both, and  C. Neither, or  D. Neither, nor
Play vt/n玩/剧
These days这些天来，使用一般现在时/现在完成时