Some of my American friends are looking forward to _____my home town.
A. visiting
B. be visiting
C. visit
D. having visit
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Not until I began to study hard _____ how much time I had waste.
A. I have realized
B. I realized
C. have I realized
D. did I realized
The truck took the products back to the factory _____ it had set off.
A. to which
B. in which
C. from which
D. which
The new leader is trying to find ______ to the old problem of the company.
A. reply
B. an answer
C. a reaction
D. a solution
The new car ______ her as much as 200,000 dollars.
A. took
B. cost
C. paid
D. spent