题目列表(包括答案和解析)
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-He is 1.7 meters tall．
A．How high B．How long C．How tall D．How many
改错
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Is |
your |
friend |
an English. |
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A |
B |
C |
[ ]
_________
综合填空：
What do you usually use mobile phones for?Sending text messages for fun?Playing games?Well, mobile phone can do f 1 more than that．D 2 this year’s Asian tsunami(海啸)，mobile phones saved many l 3 ．More than 10000 international phones were w 4 when the tsunami hit．Police sent text messages to them and found more than 2000．But how?People f 5 the signal and found out w 6 the tourists were．So, how can s 7 so small be so smart?Well, here’s how!When you turn the phone on, it tries to find a signal．This signal．This signal comes from the telephone network．
If you have a signal you can see it on the phone’s screen．Sometimes, if the signal is weak, i 8 can be difficult to make a phone call．When the phone is finding a signal, it also sends a m 9 to the telephone network．This message tells the station where the phone is．When you start to make a phone call, the telephone network tells telecommunication offices where you are．The office will find out who you’re calling then put you t 10 to your friend!
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