1、Unit 3VocabularyA 1 controls 2 expensive 3 tiny4 depends on 5 sells 6 popularB 1 works as 2 typed 3 prices4 order 5 compare 6 speedGrammarAl 2 The man is older.3 The woman is shorter.4 The womans skirt is longer.5 The girl is thinner.6 The computer screen is smaller.7 The computer is more expensive.
2、8 The camera is cheaper.A2 2 more expensive than3 stronger than4 more important than5 fresher than 6 safer than7 rainier than 8 hotter than9 more useful than 10 more crowdedB 2 the oldest 3 the most hard-working4 the cleverest 5 the laziest6 the strongest 7 the weakest8 the most popular 9 the kindes
3、t10 the most cheerful11 the most wonderfulC 1 more expensive2 higher 3 luckier 4 the most unusual5 cheaper 6 the most popular7 more interesting 8 the tastiest9 the lowestListening and speakingA 1 better 2 speed 3 type4 addition 5 operating6 spaceships 7 cleverer 8 ideas9 able 10 changeB1 l check 2 b
4、atteries 3 open4 into 5 picture 6 close7 play 8 backB2 d b c aC 1 It costs $390.2 It can say things like “Good morning“. It can also tell you to do things such as your homework.3 It can work in factories and it helps make cars.4 It is made in the UK.5 It gets angry.ReadingA 1 old people 2 much slowe
5、r3 recognize your voice4 get used to the way you speak5 obey your commands6 what the weather will be like today7 the hotels near you8 makes funny mistakesB1 a 3 b 4 c 7 d l e 2 f 5 g 6B2 1 F 2 F 3 F 4 T 5 TC 1 Because they wanted computers in universities, research departments and the military to co
6、mmunicate with each other.2 They filled whole rooms.3 The most popular way to communicate is through email.4 It is made up of many connected pages of information.5 We can use the Web to play games, read the news or learn about our favourite sports stars and singers.6 It allows us to explore the whol
7、e world from the top of our desk.Writing(Possible answer)Dear Angela,Im so glad to hear from you.In my opinion, Mega is a better choice for you. First, you can go to Mega by air and it is more comfortable. Second, Mega is warmer and the beach is closer to the hotel. I think you can have more fun on
8、the beach at Mega. Third, the rooms are cheaper in Mega and the food is more delicious too. Enjoy yourself and have fun. Have a happy holiday!Yours,SarahIntegrationA 1T2 F; Smaller computers are usually more expensive than bigger computers.3 F; Laptops can do more things than to tablets.4T5TB 1 We g
9、ive a computer instructions by putting different programs into it.2 The computer will not work well.3 They need to know the right computer language.4 It is measured in gigabytes.5 We can store a lot of information such as books, photographs, music and films.C l d 2 c 3 c 4 a 5 a 6 b 7 d 8 bD2 (Students own answers)
