题目列表(包括答案和解析)
Do you know that you can use your watch as a compass (指南针)on a sunny day?Take a watch and point the hour-hand in the direction of the sun .Imagine (想象)a line which runs from the center of the watch through a point half-way between the hour-hand and number one. This line will surely point south.
If you know astronomy a little, you will understand why this works. Inthe northern half of the earth, the sun is in the south at noon. In Russia, the real noon is one o'clock. If at that time we piont the hour-hand at the sun, the hour-hand and the number one will point south. That is why you must imagine a line which will run from the center .If the watch through a point half -way between the hour-hand and number one. It will point south. If you are in the southern part of our planet, you must point number 12 at the sun. The line which you can imagine between number twelve and the hour-hand will then show north.
1 When we carry out this experiment in the northern part of the earth ,we should point ______at the sun.
A.number 12 B.the minute-hand C.the hour-hand D.number one
2 What does the underlined word "astronomy" mean in the passage?
A.天文学 B.地理学 C.宇航学 D.逻辑学
3 The passage tells us that we can use a watch ____on a sunny day.
A.to study the weather B. to show direction
C.to enjoy ourselves D. to keep good time
4 If you are in Australia ,which of the following is the right way to show north?
5 What's the best title for this passage?
A. Your Watch Becomes a Compass B. An Interesting Watch
C. The Story of a Watch D. The Sun and a Watch
When I was nine years old, I used to go to the post office with my mother, to send greeting cards to my aunt in Singapore. To me, these trips were really memories. And receiving mail through a mailbox outside our gate was just as exciting.
My small hands could get the mail without using a key! I could never to see how much I was getting. Oh, a letter! From Singapore! I would run back home and show it to my . When there was a letter for me, I wouldn’t run—I would open it right there.
After my family moved back to Singapore, I going to the post office. Years later, my company sent me to Shanghai, and the post office found me again. Two years ago I celebrated my with five friends on top of the mountain in Longsheng, China. At sunrise we up to enjoy a beautiful view from the mountain top. Later in the afternoon, as we were going the mountain and returning from the sunrise viewing place, a small caught our attention. It only sold noodles, coffee and had a China sign.
We asked the owner if she could really send mail. She happily said yes. It seemed hard to believe we were at the highest point of the mountain. I picked one postcard out and asked my friends to write a birthday note. We bought a stamp, wrote some notes and gave the shop owner the postcard. Three weeks later, I arrived home and my mailbox. Hello, postcard! I broke into a big smile.
That birthday postcard attracted me again to the post office. I had the post office all these years. Today I send postcards to friends. And every time I am at the post office buying stamps, I cannot help but smile—how one postcard will make its way across the world and brighten up someone’s day.
1.A. bad B. poor C. good D. short
2.A. easily B. simply C. hardly D. specially
3.A. weigh B. wait C. get D. plan
4.A. friend B. aunt C. mother D. owner
5.A. enjoyed B. stopped C. hated D. considered
6.A. wedding B. return C. success D. birthday
7.A. broke B. woke C. grew D. stood
8.A. around B. over C. up D. down
9.A. bank B. hospital C. shop D. river
10.A.Traffic B.Life C.Police D. Post
11.A.because B.though C.while D. when
12.A.him B.me C.her D. them
13.A.bought B.repaired C.painted D. opened
14.A.missed B.influenced C.studied D. visited
15.A.just B.seldom C.still D. never
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