Some boys in our class _________ too much time _________ football.
A. take; on
B. cost; in
C. spent; on
D. spent; in
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The book is very interesting. It is worth _______ twice.
A. to read
B. read
C. reading
D. /
Let's hurry. It looks like _________.
A. to rain
B. rain
C. to be raining
D. rainy
We should show our great concern ________ old man.
A. of
B. at
C. about
D. to
He speaks English so well that he often makes us _______ him easily.
A. to understand
B. understood
C. understand
D. understands
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