When I came in, I saw Dr. Li ______ a patient.
| A．examine | B．examined | C．to examine | D．examining |
相关试题
The house I grew up ________ has been taken down and replaced by an office building. 
| A．in it | B．in | C．in that | D．in which |
Some people fear that ________ air pollution may bring about changes in _______ weather around the world.（）
| A． |
/; the |
B． |
the; / |
C． |
an; the |
D． |
the; a |
According to statistics, a man is more than twice as likely to die of skin cancer _________ a woman.
| A．than | B．such | C．so | D．as |
The ____________ shoes were covered with mud, so I asked them to take them off before they got into __________ car.
| A．girl’s; Tom’s | B．girls’; Toms’ | C．girls’; Tom’s | D．girl’s; Toms’ |
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