Sheaskedme________knockofftheglas

发布时间：2020-07-26 03:15:06

She asked me ________ knock off the glass of water．A.please be careful not toB.to be careful not toC.to be careful to notD.not to be careful to

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B解析根据题意可知考查点是祈使句由直接引语变间接引语。要在祈使句的动词原形前加上不定式符号to，同时去掉please，所以排除A。
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