Lesson24_随堂练习

1、Lesson24 随堂练习一、用括号内所给单词的适当形式填空。1. Its _ (real) useful and fast.2. I think the Internet is so _ (help).3. It would be lots of fun _ (chat) online.4. Lets learn how _ (download) e-books online.5. Her voice is _ (amaze).二、单项选择1. After Steven sent some e-mails, he _ surfing the Internet.A. starts B. has

2、 startedC. will start D. started2. Attention, please! Now let me tell you _ to the Bird Island. A. how to get B. what to get C. whom to get D. where to get3. Hey, Tom. Lets go swimming. Just a moment. I_ a message. A. send B. sent C. am sending D. have sent4. The Internet is really _to us. We can ea

3、sily find the information we need. A. safe B. hard C. boring D. useful5. I always tell my students _ on the road because its really dangerous. A. not to play B. to play not C. not playing D. not play三、句型转换l. She knows how she can download e-books online. (改为同义句）She knows _ _ _ e-books online. 2. Im

4、fine these days. (对画线部分提问）_ _ _ these days?3. To find information on the web is quite easy. (改为同义句）_ is quite easy _ _ information on the web. 4. I use my computer every day. (对画线部分提问)_ _ do you use your computer?5. I found a map program on the Internet. (改为否定句）I _ _ a map program on the Internet. 四

5、、根据汉语意思完成句子1. 在我们学校周围有如此多的树。There are _ _ trees around our school.2. 他已经学会了怎样使用聊天程序。He has learned _ _ _ a chat program.3. 我们可以约个时间见面吗？Can we _ _ _ _ to meet?4. 百度是个不错的搜索引擎。Baidu is a good _ _.5. 如果我想去一些新的地方，我能很轻松地找到路。If I want to go to some _ _, I can _ find my way.参考答案及解析一、1. really 2. helpful 3.

6、chatting 4. to download 5. amazing二、1.D 句意：斯蒂芬发了一些电子邮件后就开始上网。本题考查动词时态。After Steven sent some e-mails是时间状语从句，用的是一般过去时，在这之后开始上网，所以也用一般过去时。starts为一般现在时；has started为现在完成时；will start为一般将来时。故选D。2. A 考查“特殊疑问词+动词不定式”结构。句意：请注意！现在让我告诉你们怎么样去鸟岛。故选A。3. C 句意：嗨，Tom，我们去游泳吧。稍等，我正在发信息。本题考查动词的时态。send般现在时；sent般过去时；am s

7、ending现在进行时；have sent现在完成时。由题中Just a moment可知答案为C项。4. D 考查形容词辨析。safe意为“安全的”；hard意为“难的”；boring意为“无聊的”；useful意为“有用的”。句意：因特网真的对我们有用。我们可以很容易地找到我们所需要的信息。只有useful符合句意。故选D。5. A 句意：我总是告诉我的学生不要在马路上玩儿，因为很危险。tell sb.(not) to do sth.告诉某人（不要）做某事，动词不定式的否定形式是在to前加not。故答案为A项。三、1. how to download 2. How are you 3. It; to find 4.