It was ___ she was about to go out ____ the telephone rang.
A. when ; that
B. so; that
C. before; then
D. when; before
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____ that silver is not widely used as a conductor?
A. Why is
B. Is it why
C. Why is it
D. Why is that
---I can’t find Mr. Smith .Where did you meet him this morning?--- It was in the hotel ___ he stated.
A. that
B. which
C. the one
D. where
It was ___ it was raining so hard that we had to stay at home all day.
A. since
B. for
C. as
D. because
Is ____ three hours ____ the boy ___family is poor to come to school on foot?
A. it ;that; whose
B. it; that it takes; whose
C. it for ;that it takes; whose
D. it; when ;that