新目标八年级英语上册第九单元知识点,谁给我发上来

重要短语：
preapare for 为..而准备
preapare to do sth 为干某事而做准备
exam:take/have an exam 参加考试
pass the exan 通过考试
fail the exam
have:have the flu have a cold have a fever have a cough
hang out 耗在
hang about 闲逛
until 一直到
not until 直到.才
invite sb to +地点
invite sb to do sth
be free to do sth 有空做某事