词汇运用 用括号内所给词的适当形式填空（每空不限一词）。（10分）
1. Eating too much sweet is bad for your 1.teeth 2.dishonest 3.ninetieth 4.sending 5.to exercise 6.you 7.discussion 8.incorrectly 9.heavier 10.have won (tooth).
2. He is a (honest)boy so we seldom believe what he says.
3.We Chinese will celebrate the (ninety)birthday of the Chinese Communist Party(中国共产党)in many ways.
4. In the modern world, people often contact each other by (send) e-mails.
5. To keep healthy, I decide (exercise) half an hour every day.
6. When traveling, you’d better take a map with (you).
7. The students in Class 2 are having a (discuss) about how to achieve a balance between study and play.
8. Though she answered the teacher’s questions (incorrect),the teacher didn’t blame her.
9. More and more people have their own cars. That’s why there’s (heavy)traffic than before.
10.—Why are you so happy today?
—Because I (win)the badminton match.
网友回答
解析：
1.本题的含义为吃太多的糖对你的牙齿没有好处，故本句空格处填牙齿的复数形式teeth。
2.本题的含义为他是以个不诚实的男孩，故本句空格处填形容词不诚实的单词dishonest。
3.本题的含义为我们中国人通过很多种方式来庆祝中国共产党90年诞辰，表示生日或诞辰使用序数词，故本句空格处填90的序数词ninetieth。
4.介词by后跟发送的动名词形式sending。
5.decide to do sth表示决定做某事的含义，故本句空格处填to exercise。
6.本题的含义为当你旅行的时候，最好随声携带一张地图，故本句空格处填你的单词you。
7.不定冠词a后使用名词讨论的单词discussion。
8.本题的含义为虽然她回答老师的问题不正确，但是老师没有责备她，故本句空格处填不正确的副词形式incorrectly。
9.本题中有个than连接的比较状语，故本句空格处填重的比较级heavier。
10.本题回答语的含义为因为我赢了羽毛球比赛，表示完成使用完成时，故本句空格处填have won。