if及小知識點

1、If it rains tomorrow, we will put off the sports meeting.If I had a chance,I would have a cloned baby.If my brother _ here, everthing would be all right.If you _my advice,you wouldnt have failed.If it _/_/_this evening,they would not go out .錯綜時間條件句錯綜時間條件句If you had taken medicine last night,ypu wou

2、ld feel better now.省略省略if 的情況的情況：從句中有were,had 或should,可把if省略，同時把這幾個次放到主語之前，構(gòu)成主渭倒裝。If I had time, I would go and help you.If he should come, tell him to ring me up.If I were you, I would not do it.Had I time, Should he come, Were I you, 完全倒裝的情況1)表示地點的介詞短語放句首，謂語動詞常為不及物或系 v2)以here,there.now.then等地點或時間副

3、詞開頭的句子，謂語動詞是be,come,go, remain等，主語又是n時3）副詞out,in,up.down.away放開頭,主語又是n時4）句子主語部分較長，謂語部分較短或為了強調(diào)表語1.From the window came the sound of music.2. Here comes the bus.3.Away hurried the boy.4.Gone are the days when we had nothing to eat.There goes the bellThere she comesThis is the house where I lived two y

4、ears ago. 這就是我兩年前住的那個房子We will start at the point where we left off. 我們將從上次停下來的地方開始。Make a mark where you have any doubts or questions. 在有疑問的地方做一個記號。I found my books where I had left them. 我在我原來放書的地方找到了我的書。定從中常見抽象地點先行詞：situation,case,point,scene,stage等 where引導的地點狀語從句兼有抽象條件含義, 可放在主句的前面, 而where引導的定語從句

5、則不能。例如:Where there is a will, there is a way. 諺語有志者事竟成。Where there is water, there is life. 有水的地方就有生命。 1。After the war, a new school building was put up _ there had once been a theatre. A. that B. where C. which D. when2。I can still remem ber the sitting-room _ my m other and I used to sit in the ev

6、ening. A. what B. which C. that D. whereremain 作為動詞，均為不及物動詞， Some of them have disappeared while others remain today它們中的一些已經(jīng)消亡，然而另外一些今天仍然存在。Only a few leaves remained on the tree. 樹上只剩下幾片葉子了 剩下”、“余下”、“遺留”， The children remained out because of the weather由于天氣晴朗，孩子們繼續(xù)呆在室外嬉戲。The Smiths remained there a

7、ll through the year. 史密斯一家人在那里呆了整年。remain “留下”、“停留”、“呆在”，相當于“stay” remain系動詞：“保持”、“仍然是”，“依舊是”，后接形容詞、名詞、動詞不定式、現(xiàn)在分詞、過去分詞或介詞形容詞短語作表語，指某人或某事物仍保持某種狀態(tài)He remained silent. 他保持沉默。It remained a secret. 這仍然是個秘密。A lot of work remained to be done 許多工作還有待完成。Many problems remain to be solved. 有好多問題尚待解決。 It remains to be seen whether you are right. 你是否正確，以后見分曉。 There remains- 仍然存在There are