单项选择题

All flights _________because of the heavy fog, we had to decide to take the train.

A．were canceled
B．having canceled
C．having been canceled
D．have been canceled
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单项选择题
Ten years ago he had no money, so it was _________for him to buy a computer.
A．beyond question
B．without question
C．out of question
D．out of the question
单项选择题
In only 20 years the country has been _________an advanced industrial power.
A．transported to
B．transmitted from
C．transformed into
D．transferred to
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