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根据句意及首字母提示补全单词
If you c________ the glass full of water with a piece of cardboard and turn the glass over, the cardboard will h________ the water up.
答案:cover;hold
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题目内容
根据句意及首字母提示补全单词
If you c________ the glass full of water with a piece of cardboard and turn the glass over, the cardboard will h________ the water up.