When () the airport, she waved again and again to us.
A、leaving
B、left
C、having left
D、having been leaving
第1题
Smoking is so harmful to personal health that it killing ( ) people each year than automobile accidents.
A、seven more times
B、seven times more
C、over seven times
D、seven times
第2题
Distance education has changed my life from tragedy to ( ).
A、traveling
B、triumph
C、transportation
D、triangle
第3题
We cannot expect him to continue these activities under such ( ) circumstances.
A、favorate
B、unfavorable
C、favorable
D、unfavorably
第4题
The company is ( ) steps to improve the bus service at night.
A、going
B、setting
C、putting
D、taking
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