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【单选题】
_____ preparing dinner , she stood at the front door waiting for her children to returnA.
To finish
B.
Having finished
C.
Having been finished
D.
Finished
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举一反三
【单选题】—How are you? —___________. [ ]
A.
I'm fine. Thank you.
B.
I'm twelve.
C.
How are you?
【简答题】主从型触发器可以避免 现象的产生。
【单选题】—How are you? —______
A.
Thank you.
B.
How are you?
C.
I'm fine,thank you.
D.
I'm Lingling.
【单选题】一根弹簧原长 10cm ,若挂 5N 物体时,弹簧长为12cm ,那么挂 10N 物体时,则( )
A.
弹簧伸长了2CM
B.
弹簧伸长了12CM
C.
. 弹簧的长为 24CM
D.
弹簧伸长了4CM
【简答题】补全对话。 M: Hello, Tim. __1__ ? T: I'm fine, thank you. What about you, Mary? M: I'm OK, thanks. Do you like some tea? T: __2__ . Do you have any orange juice (果汁)? M: Of course. Let me get you some oran...
【单选题】一根弹簧原长10cm,若挂5N物体时,弹簧长为12cm,那么挂10N物体时,则( )
A.
弹簧伸长了2cm
B.
弹簧伸长了12cm
C.
弹簧的长为 24cm
D.
弹簧伸长了4cm
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