网址：http://m.1010jiajiao.com/timu3_id_2658347[举报]
—I'm afraid I haven't.
2.—Excuse me. Have you _________ (see) my pen? I _________ ( put) it on the shelf a moment ago.
—Oh, yes, I have. I'm sorry I forgot to _________ (give) it back to you.
3.—Mary, I've _________ (lose) my cap. Have you _________ (see) it anywhere?
—Look! It's over there. I _________ (see) you put it there.
4.—Have you _________ (find) your knife yet?
—Not yet.
5.—John, _________ you _________ (return) my pen yet?
—Not yet. Don't worry! I _________ (return) it soon.
6.—Jim, _________ you _________ (write) a letter to your aunt?
—Yes, I _________．
—When _________ you _________ (write) it?
—I _________ (write) it last week.
填入一个适当的单词补全对话，每空一词。
A: Are you online?
B: Yes, I am reading a letter.
A: How ___1___ do you use the Internet?
B: I use it almost every day, but l only use it to check my ___2___ to see if there are letters from my pen pal. You use the Internet a lot, don’t you?
A: Yes, I use it to do some ___3___. I buy a lot of things at the lowest prices.
B: It sounds ___4___. So, you’re online many hours a day?
A: Yes. I like to do that. It makes me feel good.
B: Do you think the Internet is very ___5___ in our daily lives?
A: Yes, I think so. It seems that we can’t live without it. But there are some problems, too.
B: For example?
A: A lot of the information you find online is not true. So you must be very careful.
B: I see. Thanks for your advice.
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