（整理版高中英语）郯城第三高中英语语法复习祈使句.doc

省郯城高中英语 语法复习 祈使句祈使句用以表达命令，要求，请求，劝告等。1.祈使句有两种类型，一种是以动词原形开头，在动词原形之前加do 但只限于省略第二人称主语的句子。例如： Take this seat. 坐这儿。Do be careful. 务必小心。 否认结构：例如：Don't move. 不准动。Don't be late. 不要迟到。 Let 的反意疑问句： a. Let's 包括说话者。例如： Let's have another try, shall we / shan't we? = Shall we have another try? 我们再试一次，如？ b. Let us 不包括说话者。例如： Let us have another try，will you / won't you? = Will you please let us have another try? 你让我们再试一次，好吗？ 否认结构：例如： Let's not talk of that matter. 不要谈这件事。 Let us not talk of that matter. 你不要让我们谈这件事。 一、将以下祈使句改为否认式：1. Come here early.2. Ask him.3. Please wait for her.4. Read the book carefully.5. Sit under the tree, please.6. Lets go there together. 二、选择最正确答案填空：1. If you are tired, _ a rest.A. have                            B. havingC. to have                        D. had2. _ me go. It is very important for me.A. Do let                          B. let doC. Doing let                      D. To do let5. Never come late again, _? A. will you                        B. wontC. do you                          D. does he6. _ up early tomorrow, or you cant catch the train.A. Getting                         B. GetC. To get                          D. Got7. _ in the street. Its dangerous.A. Not play                       B. Not to playC. Dont play                    D. Dont to play8. Please _ me some money, will you?A. lend                              B. lendingC. to lend                          D. be lend9. The film is about to begin. Please _ seated. A. be                                B. areC. is                                 D. being10. _ the boxes. You may use them later. A. Keep                            B. KeepingC. To keep                        D. Kept