题目

I was about to go to bed _____ someone knocked at the door.   A. when                B. then             C. at the time        D. and 答案:A给下列加点的字选择正确的读音打“√”。涉(shè shòu)过 珊珊(sān shān) 徜(chánɡ shánɡ)徉绣花(xuì xiù) 余晖(huī  jūn) 波涛(táo tāo)
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