A.can we solve
B.we can solve
C.we will solve
D.can we solved
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A.represent
B.represents
C.representing
D.being represented
A.will set
B.shall set
C.set
D.sets
A.has finished
B.finishes
C.had finished
D.would finish
A.to repair；to renew
B.repairing；be renewed
C.repairing；will be renewed
D.to repair；to be renewed
A.Care to be not taken
B.Care not to be taken
C.Care to be taken not
D.Not care to be taken
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