Unit 3 Inventors and inventions课时作业

Learning about language

　　一、全练语言点，基稳才能楼高

　　Ⅰ.单词拼写

　　1．My wife is a(n) native (本地的) New Yorker, but I'm from Japan.

　　2．The voyage (航行) from England to India used to take six months.

　　3．A good decision is based (以......为基础) on one's knowledge and experience.

　　4．By the age of two a child will have a(n) vocabulary (词汇量) of about two hundred words.

　　5．The police asked him to show his identity (身份) card before he entered the room.

　　6．Both English and French are official (官方的) languages in Canada.

　　7．At the age of 29, Dave was living in a small apartment (公寓) near Boston and wondering what to do about his future.

　　8．Having studied Chinese for two years, now she can speak Chinese fluently (流利地)．

　　Ⅱ.单句语法填空

　　1．We hold such an activity to enrich (rich) our school life.

　　2．He said that he used to make voyages to Africa at that time because of his business.

　　3．Actually (actual), he is an honest and reliable person, whom you can depend on.

　　4．Gradually (gradual), they are tired of life in the noisy city.

　　5．Since he came to power, he has paid several official (office) visits to some foreign countries.

　　6．Many questions came up at the meeting, but he answered none.

　　7．We must speak English frequently (frequent) in order to improve spoken English.

　　8．The differences between British and American spelling (spell) are slight.

　　Ⅲ.选词填空

because of， a large number of， at present， be different from， such as， than ever before， make use of， more than， come up， communicate with

　　1．As soon as the idea came_up,_people present all thought highly of it.

　　2．They didn't climb the mountain because_of the rain.

　　3．Make_use_of every chance you have to speak English.

　　4．We've planted lots of different flowers, such_as roses and lilies.

5．I'm afraid I can't help you just at_present.