Unit 1 Great scientists
Ⅰ.单词拼写
1．In respect of this problem, we don't have to draw a________(结论)quickly.
2．Be________(谨慎的)as the road is frozen.
3．By________(分析)the parts of the sentence we learn more about English grammar.
4．It has been________(通知)that Mr. John and Miss Smith will get married next week.
5．The UN sent food aid to Haiti________(严重地)affected by the earthquake.
6．It is a great________(挑战)for him to govern the country well.
7．The river has been________(污染)seriously since the factory moved here.
8．What________(特征)distinguish the Americans from the Canadians?
9．His great________(贡献)to the development of a modern China will never be forgotten.
10．He is________(照顾)his mother in the hospital.
答案：1.conclusion 2.cautious 3.analysing/analyzing 4.announced 5.seriously/severely 6.challenge 7.polluted
8．characteristics 9.contribution(s) 10.attending
Ⅱ.完成句子
1．They covered the boy with a blanket，________ ________ ________ ________
