--- It’s difficult for the village children to cross the river to get to school.--- I think a bridge ________ over the river.
#39418
A
should be built
B
should build
C
was built
D
has been built
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----      your son        a computer?------No.He        one this summer vacation.
#36548
A
Has; bought; will buy
B
Did; buy; bought
C
Does; buy; bought
D
Does; buy; will buy