题目内容
18．You must not waste water．（改为被动语态）Wate must notbe wasted by you．
分析 翻译：你不能浪费水．
水不能被你浪费．
解答 答案：be wasted by you．句中有must not，所以采用含有情态动词的被动语态否定句的结构：主语+情态动词+not+be+动词的过去分词，主动语态的主语变成宾格由by连接，故答案为：be wasted by you．
点评 本题考查含有情态动词的被动语态，平时熟练掌握其结构即可作答．
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13．假如你叫刘明，你班进行了"Is daily homework necessary？"的分组讨论，你代表第五小组，向全班用英语汇报讨论结果．请你根据提示和要求，完成汇报稿．
提示：
要求：
1）汇报内容包含三大要点：
①自我介绍：姓名、小组；
②讨论情况：不同学生有不同看法；
③你自己的看法：…
2）以第一人称写；
3）90词左右（已给出的部分不计入总词数）
注意：文中不得出现真实姓名和校名．
Dear Class，
It is our turn to report．（自我介绍）I'm Liu Ming．I'm in Team Five．I'll give a report about different ideas on daily homework．（不同学生有不同看法）Two thirds of students think homework is necessary．They say practice makes perfect．While one third of students disagree．They think homework took them too much time．They have little time for their hobbies．They often feel tired and less interested on study．（不同学生有不同看法）In my opinion，daily homework is necessary for students．But they shouldn't be too much．They can improve our skills．It might be some extensive reading，a paper or even just a game．It should leave enough freedom to us so we could do things we really like to do．That's all．Thanks．．
That's all．Thanks．
提示：
| Is daily homework necessary？ Different students have different ideas． | |
| 三分之二的学生同意 | 有助于理解，熟能生巧． |
| 三分之一的学生不同意 | 业余爱好时间少，疲劳，学习兴趣降低． |
| 你的看法（至少两点） |  |
1）汇报内容包含三大要点：
①自我介绍：姓名、小组；
②讨论情况：不同学生有不同看法；
③你自己的看法：…
2）以第一人称写；
3）90词左右（已给出的部分不计入总词数）
注意：文中不得出现真实姓名和校名．
Dear Class，
It is our turn to report．（自我介绍）I'm Liu Ming．I'm in Team Five．I'll give a report about different ideas on daily homework．（不同学生有不同看法）Two thirds of students think homework is necessary．They say practice makes perfect．While one third of students disagree．They think homework took them too much time．They have little time for their hobbies．They often feel tired and less interested on study．（不同学生有不同看法）In my opinion，daily homework is necessary for students．But they shouldn't be too much．They can improve our skills．It might be some extensive reading，a paper or even just a game．It should leave enough freedom to us so we could do things we really like to do．That's all．Thanks．．
That's all．Thanks．
10．-What are you going to do ______you see an old man lying on the road？
-I am sure to give him a hand．（ ）
-I am sure to give him a hand．（ ）
| A． | when | B． | while | C． | because | D． | unless |