八年级英语语法练习题及答案 1. The twin brothers_ in different classes. A. am B. is C. are D. be 2.Sams father often _ for a walk after supper. A. go B. goesC.is goingD. gos 3. Bob _ well in P.E. A. dontB. doesnt do C. doesnt D. dont do 4. Which country_ the largest population, China, India or Japan? A. has B. have C. is D. are 5. There _ a lot of people in the park on weekends. A. are B. isC. will be D. have 6. Mother often home early. A. get home B. get to home C. gets home D. gets to home 7. _ she usually_ to work on foot or by bus? A. Is, come B. Do, come C. Does, comeD. Does, comes 8.My aunt_ about forty years old, but she _younger than she really is. A. is, look B .is, looks C. am, look D. are, looks 9. I will visit the Summer Palace with my pen pal if it_ tomorrow. A. dont rain B. wont rain C. isnt rain D. doesnt rain 10. Our teacher told us that the sun_ round the earth. A. traveledB. travels C. is traveling D. will travel 1、 答案为C。解析主语brothers是复数,故be动词用are。 2、 答案为B。解析often“经常”表示习惯性，用一般现在时，主语Sams father是第三人 称单数，故谓语动词go应用其第三人称单数形式goes。 3、 答案为B。解析主语Bob是第三人称单数，其实义动词的一般现在时否定式是“does not+ 动词原形”，答案C差动词原形。 4、 答案为A。解析主语Which country是第三人称单数，某个国家有多少人口用have/ has， 而不用be动词。 5、 答案为A。解析 此题考查”there be”句型。a lot of people是复数，on weekends表示习 惯性，故用“there be”句型的一般现在时。 6、 答案为C。解析often“经常”表示习惯性，用一般现在时，主语Mother是第三人称单 数，“到家”前不用介词to。 7、 答案为C。解析实义动词的一般现在时疑问式用 “Does/Do+动词原形”,主语she是 第三人称单数，故用Does，答案D中的comes应用原形。 8、 答案为B。解析句中两个简单句的主语My aunt, she均是第三人称单数，其谓语动词也 应用相应的第三人称单数形式。 9、 答案为D。解析由if引导的条件状语从句，常用一般现在时表将来，主语it是第三人 称单数，rain是实义动词，其否定形式应用doesnt +动词原形 。 10、答案为B。解析太阳绕着地球转是客观真理，用一般现在时，只有B符合。 1. Are you playing basketball? No, we_. A. isntB. arent C. notD. dont 2. Where is Jack ? He _ games with his brother. A. plays B. will playC. playing D. is playing 3. What are you doing under that table ? I_ my pen . A am looking for B look for C looked for D. looking for 4. The twins_ Chinese in an evening school now . A studyB to study C are studying D. will study 5.Listen! Someone _ in the next room. A. is singing B. are singing C. sang D. sings 6. Its oclock in the evening. They _supper. A. have B. hasC. are havingD. is having 7. Please keep quiet. We _ to the music. D A. listenedB. are listeningC. listen D. have listened 8.Whats the matter, Jenny? I_ for my pencil sharpener. A. am look B.looked C. lookD. am looking 9. His cousin _ for London in two days . A . leftB. is leaving C. leaves D. leave 10. Xiao Ming is a good student. He_ others. A. is always helping B. helps always C. was always helping D. always help 1、 答案为B。解析本题考查对现在进行时的否定回答,主语we是复数，应用arent 。 2、 答案为D。解析问 Jack现在在哪儿,暗含用现在进行时来回答他现在正在做某事。 3、 答案为A。解析问句是现在进行时,回答要一致，即用现在进行时，答案D 差be动词.。 4、 答案为C。解析此处的now强调动作正在发生,是现在进行时的时间状语，故用现在进 行时。 5、 答案为A。解析 Listen!是现在进行时的标志, 不定代词someone做主语时,谓语常用第 三人称单数。 6、 答案为C。解析根据上文“Its oclock in the evening.” , 推断他们现在正在吃晚饭， 故用现在进行时。 7、 答案为B。解析根据上文 “Please keep quiet.”,推断我们正在听音乐,故用现在进行时。 8、 答案为D。解析根据上文“Whats the matter, Jenny? ”,推断Jenny正在寻找pencil sharpener,用现在进行时。 9、 答案为B。解析 “ in+一段时间” 常用将来时,表示即将做某事,用进行时表将来。 10、答案为A。解析 always用于进行时表示一种感情色彩,此处指赞扬,根据上文 “Xiao Ming is a good student.”, 应排除答案C。 1 . Tom _his homework after breakfast yesterday. A. didntB. doesntC. didnt doD. doesnt do . Jenny _a letter to her brother in America half a month ago. A. wrote B. writes C. writeD. has written . They _with us last Sunday morning. A. dont go hikingB. go hiking C. didnt go hiking D. went to hiking 4. Who _ in the next room just now ? Mary did. A. is crying B. cried C. cries D. cry 5. _you _ the Football World Cup held in Germany last summer? A. Did, watchedB. Did, watch C. Were, watch D. Were, watched 6.Jim and Sam_ here yesterday afternoon. A. didntB. arent C. wasnt D. werent .I often _ good grades when I was in Grade one. A. get B. getted C. got D. gets . Excuse me, look at the sign NO SMOKING! Sorry, I _ it. A. dont see B. didnt seeC. am not seeing D. wont see 9. These tourists have been to Australia. Really? When _there? A. will they go B. did they go C. do they go D. have they gone 10.Tony didnt come to the party yesterday, did he? _