配套习题 Unit 2.3 How often do you exercise Section B(1a-2b)-【慕联】初中完全同步系列人教版英语八年级上册

人教版英语八上 Unit 2.3 How often do you exercise? Section B(1a-2b) 1.If you want to be healthier, you must eat (     ) junk food. A. more B. fewer C. much D. less 2.It's good (      ) our health (     ) vegetables. A. for; to eat B. to; eat C. on; to eat D. at; eating 3.—(     ) does Mike surf the Internet? —Twice a week. A. How many B. How long C. How often D. How soon 4.I always keep healthy (     ) exercise. A. with B. on C. to D. through 5.What ( ) news it is! Nobody ( ) it. A. a surprising; believes B. surprising; believes C. a surprised; believe D. surprised; believe 6.—Look! Some people are running red lights. —We should wait (     ) others are breaking the rule. A. if B. unless C. although D. but 7.The food I cook isn't delicious, but (     ) it shows I can look after myself. A. at first B. at times C. at least D. at most 8.I spend two hours (      ) reading English every day. A. on B. to C. for D. in 9.Tina wants to keep (    ), but she is always in bad (     ). A. health; healthy B. healthy; health C. health; health D. healthy; healthy 10.—What do you usually do after school, Eric? —I always take exercise (     ) playing basketball and swimming. A. such that B. such as C. so that D. as long as 答案解析： 1.D 解析：句意：如果你想要更健康，你一定要少吃点垃圾食品。more为many和much的比较级，修饰可数和不可数名词，表示”更多“；fewer为few的比较级，修饰可数名词，表示”更少“；less为little的比较级，修饰不可数名词，表示”更少“。根据句意，故选D。 2.A 解析：句意：吃蔬菜对我们的健康有好处。本题考查句型It's+形容词+for sb./sth. to do sth. It为句子的形式主语，to do sth.为句子的逻辑主语。故答案选A。 3.C 解析：句意：—迈克多久上网一次？—一周两次。How many多少（问数量），How long多长（问时间段或长度），How often多久一次（问频率），How soon多快（问将来时间）。根据下文，故选C。 4.D 解析：句意：我总是通过锻炼保持健康。本题考查介词辨析。through通过，故选D。 5.B 解析：句意：多么让人惊讶的消息啊！没有人相信它。surprising修饰物，令人惊讶的；surprised修饰人，感到惊讶的。News消息，为不可数名词。nobody作主语，看作单数，谓语动词使用三单形式。故选B。 6.C 解析：句意：—看！一些人在闯红灯。—我们应该等，尽管别人在破坏规则。if如果，unless除非，although尽管， but但是。结合句意，故选C。 7.C 解析：句意：我烧的食物不可口，但是至少能表明我能照顾好自己。at first起初，刚开始；at times偶尔，有时；at least至少；at most至多。结合句意，故选C。 8.D 解析：句意：我每天花两个小时阅读英语。spend的主语是人，常用的句型结构是sb. spend ...(in) doing sth. 或者sb. spend ... on