______in a heavy rain,Robert fell ill and couldn’t but ______ for a leave.
A.Caught; to ask | B.Catching; ask | C.Catching; to ask | D.Caught; ask |
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______in a heavy rain,Robert fell ill and couldn’t but ______ for a leave.
A.Caught; to ask | B.Catching; ask | C.Catching; to ask | D.Caught; ask |