1.咸鱼放在冰箱冷冻室一晚，冷冻室内有咸鱼味，这表明（ B ） A.分子间存在引力 B.分子不停地运动 C.分子间存在斥力 D.温度越低，分子运动越慢
1、（2分）“闻其声而知其人”的意思是我们对熟悉的人，一听见说话声就知道是谁了．这一判断所依据的声音特征是（） A、 音调 B、 响度 C 、音色 D、 以上都不对
1. in a row 连续几次地 eg: This is her third win in a row. 排成一排 eg：They were standing neatly in a row.
1.play a part in 参与 +n./pron./ving eg：I want to play a part in saving the earth.
1.by the time 到……时为止，在……以前 引导时间状语从句 从句为一般过去时，主句用过去完成时 eg: By the time I got home，my mother had cooked dinner. 主句为一般将来时，从句中用一般现在时表将来 eg: He will be a teacher by the time he is twenty.
1.would rather 后+v.原 没有人称和数的变化 肯定形式： would rather do sth. = prefer to do sth. eg:I would rather stay at home because its'cold outside. 否定形式 would rather not do sth.宁愿不做某事 eg:He would rather not listen to rock music. 一般疑问句 将would 提到句首 eg:Would
1.be supposed to do... 词意 应该做…… =should / ought to 表示劝告、建议、义务、责任 后+V.原 否定形式：be not supposed to eg: You're not supposed to be here. Do you realize I'm supposed to kill you?
1.prefer 过去式/过去分词 preferred 后+doing/to do prefer A to B 与B相比，更喜欢A
1.whose 谁的 eg: Whose is that computer? =Whose computer is that ？
1.allow 允许；准许 句型 allow sb. (not) to do sth. 允许某人（不）做某事 be (not) allowed to do sth. (不)被允许做某事 allow doing sth. 允许做某事
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