新概念第二冊語法總結(jié)(文件)
【正文】 . We can not live without air.8. 抽象名詞 Life is short. Art is difficult to appreciate. to do 用法 Used to do 表示過去常常做某事現(xiàn)在不做了I used to get up at seven o’clock. Experience, save, very/too, 比較狀語從句（見復(fù)合句比較狀語從句）A/one的區(qū)別Passed/past, next/other一般現(xiàn)在時: is/am/are done一般過去時: was/were done現(xiàn)在進行時: is/am/are being done現(xiàn)在完成時: have/has been done過去完成時: had been done一般將來時: will be done過去將來時: would be done過去進行時: was/were being done情態(tài)動詞: can be done, must be done, could be done, may be done, might be done,情態(tài)動詞完成式: can have been done,must have been done,could have been done, may have been done，might have been done,Call at(拜訪某地), call out at(大聲喊), call on(拜訪某人), call sb up(給某人打電話), call off(取消)+謂語(感官動詞)+doing表示正在發(fā)生的事情,+do 表示已經(jīng)完成的動作. So/suchSo+adj. /adv.such+n. 固定用法：so manywill/be going to do一般情況下可以相互替換,但是要表示說話人決定做某事或者表示建議,請求, 肯定或不肯定等含義時只能用will.Watch/look at/follow, solid/firm/stableHold/look, look forward to(期望), look out(當(dāng)心), look up (查詢,), look sb. up(拜訪某人) if /though+虛擬語氣, 過去完成時總結(jié)as if /though 常在描述行為的動詞后面使用, 如act/look/feel/appear/smell/sound, 后面要用虛擬語氣He looks as if he were a king. Her skin feels as if it were silk. The song sounds as if it were a sad story. He looked as if he had neve
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