21、I would like to do it I like it.

　　A.since B.because C.because of D.now that

　　22、 everybody is here, Let’s set off.

　　A.Since B.Because C.For D.After

　　23、It was he was ill that he was absent yesterday.

　　A.because B.as C.since D.now that

　　24、 it is raining, we had better take a taxi.

　　A.For B.As C.Because of D.When

　　25、“Why can’t you do it now?”“ I’m too busy.”

　　A.Since B.As C.Because D.For

　　26、He must have passed this way, here are his footprints.

　　A.since B.because of C.now that D.for

　　27、 everybody is here, Let’s begin our meeting.

　　A.Now that B.Because C.For D.When

　　28、His speech made deep impression on the audience that they could hardly forget it.

　　A.such a B.so a C.so D.such

　　29、They worked hard they finished their work ahead of time.

　　A.so B.so that C.such that D.so as to

　　30、He was weak he couldn’t stand up.

　　A.such, that B.so, that C.very, that D.so, as to

　　31、The foreigner spoke his interpreter could hardly catch his words.

　　A.such fast that B.so fast

　　C.so fast that D.so fastly that

　　32、The book is it gives a wrong idea of the facts.

　　A.so writing that B.such written that

　　C.such writing that D.so written that

　　33、The house cost we didn’t buy it.

　　A.so much money that B.so many money that

　　C.such much money that D.such many money that

　　34、It is all of us can do it.

　　A.so easy exercise that B.such easy an exercise

　　C.such easy exercise D.so easy an exercise that

　　35、She has she remembers all the names of the students she has taught.

　　A.so good memory that B.such a good memory that

　　C.such good memory that D.good memory

　　36、They stopped at Tianjing they might visit the TV tower.

　　A.so B.because C.so that D.in order

　　37、We all got up early we might start at six.

　　A.in order that B.in order to C.so D.so as to

　　38、Let the dog loose so that it have a run.

　　A.should B.must C.could D.need

　　39、 clearly so that your teacher you correctly.

　　A.Write, can understand B.Having written, can understand

　　C.To write, could understand D.Writing, will understand

　　40、He started early so that he there in time.

　　A.could get B.got C.had got D.would have got