1、Unit 3 Computers.单词拼写1He gave a _ (信号) to the driver to carry on.2His father is a baseball _ (教练)3My father bought an _ (电子的) dictionary for me.4Generosity is part of the American _ (性格)5This is a new _ (类型) of machine, with lots of meters on it.6My _ (侄女) is very lovely.7We should watch out for the
2、 computer _ (病毒)8More problems like those at the nuclear power plant are certain to _ (出现)9Judging a person by his _ (外貌) is wrong.10When you _ (下载) something, you must be careful about viruses.答案1signal2.coach3.electronic4.character5.type6niece7.viruses8.arise9.appearance10download.单句语法填空1_ the hel
3、p of the local farmer, he found the way out.2_ a way, he benefited from this trip.3The flowers should be watched _， or else they will die in such cold weather.4The _ of the cell phone is poor here. Thats why I cant communicate with you.5When _ (offer) help, he said “thanks” again and again.6I dont k
4、now _ to deal with this tough situation.7_ you watch TV, you mustnt disturb others.8Shall we go to her party at 7：00?_ (person), its not a convenient time.9A new situation _ (arise) when we built the dam.10While _ (cross) the road, he was knocked down by a car.答案1With2.In3.over4.signal5.offered6.how7Whenever8.Personally9.arose10.crossing
