A.mustn’t have taken; | B.mightn’t have taken; | C.needn’t have taken; | D.couldn’t have taken; |
A.must be caught | B.must have been caught |
C.should have been caught | D.can have been caught |
A.should | B.would | C.will | D.had |
A.Must | B. Need | C.May | D.Would |
A.was; do | B.be; do | C.be; did | D.had been; had done |
A.would | B.should | C.could | D.might |
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