单项选择题

It was not until the accident happened（）

A．that I realized my carelessness
B．when I realized my carelessness
C．as I realized my carelessness
D．when my carelessness has been realized

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单项选择题
Which do you think is（）important, health or wealth.'

A．the more
B．more
C．most
D．the most
单项选择题
Three new buildings（）on the campus by the end of this year.

A．will be built
B．will have been built
C．have been built
D．are going to be built
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