2023年英语中考二轮专题复习九 现在完成时

中考二轮专题复习九 现在完成时 现在完成时 构成 _ 含义 表示过去发生或已经完成的某一动作对现在造成的影响或结果,或从过去开始一直延续到现在的动作或保存的状态,而且有可能继续延续。 句型变化 否定句 主语+have/has+not+动词过去分词(+其他) 一般疑问句 Have/Has+主语+动词的过去分词… ? 回答:Yes, I/they have. /No, I/they haven’t. Yes, she he has. No, she he hasn’t. 用法 1. 表示过去发生或已经完成的某一动作对现在造成的影响或结果。如: —Have you had your lunch yet? —Yes, I have. I’ve just had it.(现在我不饿了。) 时间状语:already, yet, just, ever, never, before 2. 表示动作或状态从过去某一时刻开始,一直延续到现在,而且可能还要继续下去。如: I haven’t seen her these days. I’ve known Bob for three years. I’ve been at this school for over two years. 时间状语:since…, for…, How long 辨析 区别一般过去时与现在完成时:虽然两个时态都是表示过去时间发生的动作,但现在完成时强调这一动作与现在有关,表示对现在产生的影响或结果。而一般过去时只表示动作发生在过去,跟现在没有关系。如: 辨析 I have already cleaned our classroom. 我已经打扫了我们的教室。(现在的教室很干净) I cleaned our classroom just now. 刚才我打扫了我们教室。 句子中如有yesterday、last…、just now、in 1999等过去时间词时应用一般过去时。 常用的短暂性动词及与之对应的延续性动词之间的转换: borrow→keep finish→be over buy→_ marry/get marry→_ leave→be away(from) close→be closed join→be in/be a member of open→be open begin/start→be on fall ill/asleep→be ill/asleep leave→_ return→_ 小试牛刀: 一、单项选择 1.—Has your father _from Africa yet? —Yes, but he was here for only three days before his company sent him to Australia. A.returned B.come C.gone D.left 2.He _ the book from the school library for six days. A.borrowed B.has kept C.has left D.has borrowed 3.—John, I _ your father for a long time. —He is working in Chongqing now. A.don’t see B.haven’t seen C.won’t see D.didn’t see 4.—Jack, would you like to see the movie Lion King with me? —It’s an interesting film, but I _ it. A.see B.will see C.have seen D.saw 5.—Where is your brother? —He _ to the park. A.has been B.has gone C.is going D.went 6.Mr. Smith _ here for about two hours. A.has left B.left from C.went away from D.has been away from 7.—Do you know Lydia very well? —Yes. She and I _ friends since we were very young. A.have made B.have become C.have been D.have turned 8.You are too late. The film _ since half an hour ago. A.has begun B.has been on C.began D.has on 9.—Whe