A. complete B. have completed

C. will have completed D. will be completing

A. While B. As

C. Since D. Unless

A. go B. had gone

C. would go D. went

【题目】If ___for the job, you’ll be informed soon.
A.toaccept
B.accept
C.accepting
D.accepted

A. let off B. put off

C. pay off D. take off

【题目】— Can't you stay a little longer?
— It's getting late. I really _____ go now, My daughter is home alone.
A.may
B.can
C.must
D.dare

A. must be B. could have been

C. must have been D. could be

【题目】It won't be long ______ you regret what you have done.
A.after
B.before
C.since
D.until

【题目】You won’t find paper cutting difficult _____you keep practicing it.
A.evenif
B.aslongas
C.asif
D.eversince