All the girls swam in the lake except two, who（）halfway.

单项选择题--I called you yesterday. A woman answered, but I didnt recognize her voice. --Oh, it （）my aunt Jean.

A．must be
B．must have been
C．might be
D．can have been

单项选择题What（）you do this Sunday if it （）

A．do, will rain
B．will, rain
C．do, rains
D．will, rains

单项选择题Instead of calling （）his uncle, he called （）my new house with his wife that day.

A．by; for
B． on; at
C．for; on
D．at; by

单项选择题A good storyteller must be able to hold his listeners' curiosity（）he reaches the end of the story.

A．when
B．unless
C．after
D．until

单项选择题--What did you do with your car --I lost my key, so I had to （）it in the park.

A．lock
B．repair
C．leave
D．pass