Lookout!Keepawayfromthemachine.It'sdangerous.A.LookfirstB.BecarefulC.

发布时间：2020-08-06 20:36:46

Look out! Keep away from the machine. It's dangerous.A.Look firstB.Be carefulC.Don't rushD.Be quiet

网友回答

B解析look out意为“留神，当心”。与be careful“小心，注意”意思相近。
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