1、Unit 3Section .语法填空1He has failed many times，but he is still preparing to take chances(chance) next time.解析：句意：他已失败了很多次，但是他仍在准备着下次冒险。take a chance冒险。2He just met one of his old friends in the street by accident.解析：句意：他只是很偶然地在街上遇见他的一位老朋友。by accident偶然地。3To write his paper，he tried hard to collect a l
2、arge amount of information as he could.解析：a number of；a large amount of用来修饰不可数名词，information不可数。4He is such a bad boy，always talking to his parents in a rude manner.解析：句意：他是这样一个坏孩子，总是粗鲁地和他的父母讲话。in a rude manner用一种粗鲁的方式。5Whenever we meet the president of the department，he always seems to be very busy
3、.解析：句意：不论我们什么时候遇到这位部门主任，他似乎总是很忙。whenever无论何时，符合句意。6It was rude of you to stare at a stranger for a long time.解析：句意：长时间地盯着一位陌生人看是无礼的。It is rude of sb.to do sth.做某事对某人来说是无礼的。7As for children in that village，they are happy enough to celebrate festivals every day，which accounts for the improvement of li
4、ving standard.解析：句意：至于那个村庄的孩子们，每天庆祝节日，他们够高兴的，这说明生活水平提高了。as for至于；account for说明，解释。8After hours hard work，now Im feeling(feel) tired，indeed.解析：句意：经过数小时的努力工作后，现在我确实很累。9Believe in me！They did stay at home the whole night last night.解析：句意：相信我！昨天晚上他们确实待在家里一整晚。last night为过去时间，所以用did强调动词stay。10Not to be re
5、cognized，he dressed himself in rags on purpose.解析：句意：为了不被认出，他故意穿得破破烂烂。in rags衣衫褴褛，为固定搭配。.选词填空1I hope these stones are genuine.2A_large_amount_of money is spent on tobacco every year.3It still seems to me you could take_a_chance.4How dare you speak to me in_a_rude_manner !5As_for me，I take great deli
6、ght in gardening.6This man in_ragswas indeed Ulysses，the King.7A moment later there was a scream from the room next door.8She looks as_if she got back to her childhood again.单句改错1This is wellknown that a good habit is the beginning of success.(ThisIt)2Its good manners saying “thank you” when someone helps you.(sayingto_say)3The problem is such difficult that nobody around has ever solved it so far.(suchso)4You can do no matter what you want to.(no_matter_whatwhatever)5Large amounts of homework is not good to students.(isare)