单项选择题

Mary ______ in bed all day because she had a fever.

A．lay
B．has laid
C．has lain
D．laid

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热门试题

单项选择题

She sat there with nothing ______ except play with her cat.

A．to do
B．doing
C．done
D．to be done

单项选择题

Films could be taken all the year round in Hollywood because（）

A．of the fine weather and varied scenery (景色) there
B．there were snow-capped mountains and the sea
C．oil was discovered in California
D．it was in the suburbs