Unit8 Let’s Communicate!语法专项训练 2025-2026学年人教版八年级英语上册

新八上Unit8 Let’s Communicate!语法专项训练 1、 单元语法 if引导的条件状语从句 1、 if引导的条件状语从句的位置 if引导的条件状语从句既可位于主句之前，也可位于主句之后。位于主句之前时，从句后面要用逗号与主句隔开。 例如 If you see him, give him this note. 你要是见到他，就把这个便条给他。 You can stay for the weekend if you like. 你如果愿意就留在这里过周末吧。 2.if引导的条件状语从句的时态 （1）主句用于一般将来时，if引导的条件状语从句用一般现在时表示将来。 例如： If it rains tomorrow, we won’t play football. 如果明天下雨，我们就不踢足球了。 （2） 当主句是祈使句或含有情态动词时，从句通常用一般现在时。 例如：Have a good sleep if you feel tired. 如果你感觉累的话，就好好睡觉。 If you want to get good grades, you must study harder. 如果你想取得好成绩，你必须更加努力地学习。 3.if引导的条件状语从句和其他句式的转换 （1）可利用“祈使句+and/ or+句子（一般将来时）”的句式结构来转换。在这一结构中，and表示顺承关系；or表示转折关系，可翻译为“否则”。 例如：If you take this medicine, you will feel better. = Take this medicine, and you will feel better. 吃了这个药，你会感觉好一点儿。 If you don’t hurry up, you will miss the train. = Hurry up, or you will miss the train. 快一点儿，否则你就赶不上火车了。 （3） 利用without或with 例如：If you don’t study hard, you will fail the exam. = Without studying hard, you will fail the exam. 如果你不努力学习，你会考试不及格。 二、单项选择 1. If you drop me a line this weekend, I ______ you the details about the reunion right away. A. tell B. will tell C. told D. have told 2. If the event ______ tomorrow, we need to prepare the opening speech seriously. A. takes place B. will take place C. took place D. has taken place 3. You ______ the benefit from the training if you pay attention to the professor’s tips. A. get B. got C. will get D. have got 4. If you feel nervous when talking to strangers, just ______ and be yourself. A. calm B. will calm C. calming D. calmed 5. If there’s any difficulty in the meeting, we ______ the problem right away. A. discuss B. discussed C. will discuss D. are discussing 6. If you don’t reply to the email soon, you ______ the opportunity to join the social activity. A. miss B. will miss C. missed D. have missed 7. If the cost of the dinner is too high, we ______ a more reasonable restaurant. A. choose B. will choose C. chose D. have chosen 8. If you argue with your friend, you should make up with him in person to avoid a misunderstanding. A. argue B. will argue C. argued D. are arguing 9. If you want to show interest in the topic, you need to listen carefully to the listener’s point. A. show B. will show C. showed D. have shown 10. If we continue the conversation, let’s move on to a more personal topic. A. continue B. will continue C. continued D. are continuing 11. If you find out the date of the reunion, please pay attention to tell me immediately. A. find B. will find C. found D. have found 12. If you are impolite to others, they ______ not trust you in the social media. A. is B. are C. will D. were 13. If you offer to pay the bill, I ______ you back the money later. A. pay B. will pay C. paid D. have paid 14. If you don’t drop me a line soon, I ______ worried about your meeting with the stranger. A. am B. was C. will be D. have been 15. If the medium of communication is social media, we ______ more sincere in our messages. A. be B. will be C. are D. were 16. If you take the training seriously, you ______ the honour of making the closing speech. A. get B. will get C. got D. have got 17. If there’s a sentence you don’t understand in the speech, you can ask the professor later. A. is B. will be C. was D. has been 18. If you move on to the next clause, please read the detail carefully first. A. move B. will move C. moved D. are moving 19. If you are yourself in the local party, you ______ more chances to make friends. A. have B. will have C. had D. have had 20. If you keep away from bad social habits, you ______ a better benefit in your life. A. get B. will get C. got D. have got 三、根据所给词的适当形式填空。 1. If you ______ (study) hard, you will pass the exam easily. 2. If it ______ (rain) tomorrow, we won’t have a picnic in the park. 3. She ______ (call) you immediately if she gets the important news. 4. If they ______ (not hurry), they will miss the early bus. 5. My parents will be proud of me if I ______ (win) the competition. 6. If you ______ (not finish) your homework, you can’t watch TV tonight. 7. The plants ______ (grow) better if you water them regularly. 8. If he ______ (practice) playing the piano every day, he will become a good pianist. 9. We ______ (go) to the beach this weekend if the weather is fine. 10. If you ______ (eat) too much junk food, you will feel unhealthy. 11. The teacher ______ (help) you if you ask her for advice politely. 12. If we ______ (save) enough money, we will travel around the world next year. 13. He ______ (not get) lost if he takes a map with him. 14. If you ______ (listen) carefully to the teacher, you will understand the lesson. 15. If Lucy ______ (invite) me to her birthday party, I will bring her a nice gift. 答案： 二、单项选择 1.B 2.A 3.C 4.A 5.C 6.B 7.B 8.A 9.A 10.A 11.A 12.C 13.B 14.C 15.B 16.B 17.A 18.A 19.B 20.B 三、根据所给词的适当形式填空。 1. study 2. rains 3. will call 4. don’t hurry 5. win 6. don’t finish 7. will grow 8. practices 9. will go 10. eat 11. will help 12. save 13. won’t get 14. listen 15. invites 1 学科网（北京）股份有限公司 $