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Only at that time            how much time she had wasted.
#81919
A
Mary did know
B
did Mary know
C
does Mary know
D
Mary does know
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Only at that time            how much time she had wasted.
#81919
A
Mary did know
B
did Mary know
C
does Mary know
D
Mary does know
_______ about wild plants that they decided to make a trip to Madagascar for further research.
#80380
A
So curious the couple were
B
Such curious the couple were
C
Such curious were the couple
D
So curious were the couple
I couldn’t find Peter,        did I know where he had gone.
#82001
A
but
B
nor
C
so
D
and
--Are you a teacher? --No, but I ________.
#81668
A
used to
B
was used to
C
used to be
D
used to do
―I’ll be away on a business trip.Would you mind looking after my cat?―Not at all，       .
#84326
A
I’ve no time
B
I’d rather not
C
I’d like it
D
I’d be happy to