英语语法18.-- Is Tim a good manager?-- I think he lacks the expe

18.-- Is Tim a good manager?-- I think he lacks the experience he A for such a job.
A.should have B.should have had C.need have D.must have had
19.He gave us warning to stay from the machine while it B .
A.had worked B.was working C.would work D.would be working
20.I C the book on the reading list before I attended the lecture.
A.have read B.would have read C.had read D.read
21.He is ill.He B in bed for 3 weeks.
A.is lying B.has been lying C.has lain D.lay
22.My uncle B until he was forty-five.
A.married B.didn't marry C.was not marrying D.would marry
23.He will have learned English for eight years by the time he C from the university next year.
A.will graduate B.will have graduated C.graduates D.is to graduate
24.-- Will you go skiing with me this winter vacation?-- It B .
A.all depend B.all depends C.is all depended D.is all depending
25.The new suspension bridge B by the end of last month.
A.has been designed B.had been designed C.was designed D.would be designed
26.When Jack arrived he learned Mary D for almost an hour.
A.had gone B.had set off C.had left D.had been away
27.-- Do you know our town at all?-- No,this is the first time I C here.
A.was B.have been C.came D.am coming
28.-- We could have walked to the station as it was so near.-- Yes.A taxi C at all necessary.
A.wasn't B.hadn't been C.wouldn't be D.wont be
29.Tom B into the house when no one .
A.slipped,was looked B.had slipped,looked C.slipped,had looked D.was slipping,looked
30.-- Oh,it's you!I A you.-- I've just had my hair cut,and I’m wearing new glasses.
A.didn't recognize B.hadn't recognized C.haven't recognized D.don’t recognized

18 B
19B
20C
21B
22B
23 D
24B
25B
26D
27B
28A
29C
30B
是在学情态动词吧！

我的意见有些不同：
18 B 【should have done本应该但未----- 】
19B
20C
21B
22B【not---until---直到什么时候才-----】
23 D
24B【交际用语It all depends.视情况而定。】
25B
26D
27B【固定句型；this is the+序...