_____ in the fog, we were forced to spend two hours in the woods.
A. To lose
B. Losing
C. Lost
D. Having lost
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She had said little so far, responding only when _____.
A. speaking
B. spoken to
C. spoken
D. speaking to
The boy and the girl each _____ toys.
A. have their own
B. has their own
C. have her own
D. has her own
The museum he paid a visit _____ at the end of the street.
A. stand
B. stands
C. to stand
D. to stands
_____ the classroom needs to be cleaned.
A. Either the offices or
B. The offices and
C. Both the office and
D. The office and
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