unit 2 第一课时
ⅰ.单词拼写
1．children show ________ (好奇心) about everything.
2．mr. wang is one of the regular ________ (顾客)．
3．how do you manage to stay so ________ (苗条的)?
4．the old man likes eating ________ (生的) vegetables.
5．my mother is always the perfect ________ (女主人)．
6．it's important to know your own ________ (弱点)．
7．she could feel her skin beginning to ________ (烘烤)．
8．they were selling everything at a ________ (打折)．
9．the ability to keep calm is one of her many ________ (长处)．
10．we should try to keep the ________ (平衡) of nature.
答案：1.curiosity 2.customers 3.slim 4.raw 5.hostess 6．weaknesses 7.roast 8.discount 9.strengths 10.balance
ⅱ.语法填空
1．—you didn't seem to enjoy your meal very much.
—it's not that. i am just ________ a diet.
答案：on 句意：——你好像不大想吃饭呀。——不是，我在节食。be on a diet在节食。
2．i struggled to keep my________(balanced) on my new skates.
答案：balance 句意：穿着新的滑冰鞋我拼命地保持平衡。keep one's balance保持平衡。
3．the telephone rang but i didn't hear it. i ________ have been asleep.
答案：must 句意：电话响了，但我没听见。我一定是睡着了。must have done sth(过去)一定做了某事。
4．the child ought to be punished; how should you let him get______with telling lies?
答案：away 句意：这个孩子应该受到惩罚，你怎么应该让他说谎而不受惩罚呢？get away with做坏事而逃过惩罚。
5．he ________(lie) to us that he ________(lay) the watch on the table.
答案：lied; had laid 由句意“他向我们撒谎说他把表放在桌子上了”可知，第一个空用lie“撒谎”的过去式lied；第二个空用lay“放，搁”的过去完成时had laid。
6.—are you satisfied with her answer?
—not at all. it couldn't have been any________(had)．
答案：worse 句意：——你对她的回答满意吗？——一点也不。她的回答太糟糕了。本句中用比较级的否定式表示最高级的意义。
7．lucy, an american girl who took a trip to china just out of ________(curious), is now admiring the great scenery.
答案：curiosity 句意：露西，一个到中国来旅行的美国女孩，因为好奇，现在
