一、语法易错点1. a, an的选择: 元音音素开头的单词用an,辅音音素开头的单词用a.2. am , is , are的选择: 单数用is , 复数用are. I 用 am , you 用 are.3. have , has 的选择: 表示某人有某物.单数用has , 复数用have. I ,y...
a big headache 令人头痛的事情a fraction of 一部分a matter of concern 焦点a series of 一系列,一连串above all 首先,尤其是absent from 不在,缺席abundant in 富于account for 解释accuse sb...
日常生活中与医生之间的简单会话一1. ---How can I help you ? 我能怎么帮助你呢?---I’ve got a toothache and have a fever . 我牙疼和发烧。2 . ---How long have you been like this ? 你像这样多久...