Please remember to _________the electricity and water before you leave the laboratory．（ ）
A．take offB．shut offC．go offD．put off
相关试题
﹣Can we play soccer here？
﹣No， you____play it near the road． That's too dangerous!（ ）
A．canB．mayC．won'tD．mustn't
Look at the picture on the right! She is going_____．（ ）
A．into the library
B．out of the post office
C．into the supermarket
D．out of the bank
In every____there has to be some give﹣and﹣take．（ ）
A．friendshipB．instrumentC．attentionD．blackboard
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