3．It is i　　　　　 　to drop litter here and there．

2．There're four s　　　　　 　in a year, spring, summer, autumn and winter．

根据句意完成已给出首字母或汉语提示的单词，使补全后的句子意义通顺，语法正确。

1．We know that England is a E　　　　　 　country．

听下面一段短文，根据所听内容完成表格中的相关信息。(短文读两遍)(每空一词)

Experts (专家) say students usually need eight to ten hours' sleep at night．But most Chinese students don't get 　31 　sleep．Some Chinese parents are usually 32 　to see their children studying late．They will think their children work very hard．But not all parents are happy about this．Once a mother told us that every 　33 　her 10-year-old son asked her for one more minute 　 34 　．Like thousands of student " early birds" in China, he has to 　35 　before six every morning．

A report shows that without a good night's sleep, students seem to be 　36 　than they should be．Many students have fallen asleep during class at one time or another．Too much 　37　 　is not the only reason why students stay up late．Some watch TV or play the computer games late 　38　 night．Experts have ever said that students should 　39　 　good study habits．If they have good study habits, even if they don't study late, they will 　40 　able to study well in class．

31．A．enough　　　　　　　　　 B．little　　　　 C．any　　　　　 　　　 D．a lot

32．A．sorry　 　　　　　　 B．sad　　　　 　　　　 C．afraid　　　　 　　　 D．happy

33．A．night　　　　　 　 B．noon　　　　 　　　　 C．afternoon　　　 　　 D．morning

34．A．sleep　　　　　 　 B．slept　　　　 　　　 C．to sleep　　 　　　　　 D．play

35．A．sit down　　　　 　 B．get up　　　 　　　　 C．turn on　　　 　　　 D．hurry off

36．A．healthier　　　 　　 B．stronger　　 　　　　 C．better　　　　　 　　 D．weaker

37．A．homework　　　 　　 B．food　　　　 　　　 C．sleep　　　　　 　 D．rest

38．A．for　　　　　　 　 B．at　　　　　　 　　　 C．into　　　　　　 　 D．onto

39．A．learn　　　　　 　　 B．have　　　　 　　　 C．collect　　　　 　　 D．find

40．A．be　　　　　　 　 B．are　　　　　 　　　 C．were　　　　　 　 D．don't

30．-- Where is your mother ? I haven't seen her for weeks．

　 　-- 　　　．She will come back in two days．

A．She has gone to Haikou　　　　 　　　　　　　 B．She has been to Haikou

C．She is going to Jinan　　　　　 　　　　　　　　 D．She would go to Jinan

29．　　　 　of the students in our class 　　　　boys．

A．First three; are　　 B．Three fifths; are　　　 C．Three fifths; is　　　　 D．One three; are