[单项选择]

—Do you know that Jack （　） a postman for about six years
—Yes, I see.

A. has become
B. has turned
C. has changed
D. has been

[单项选择]Do you know something about tree rings Do you know they can tell us what the weather was like, sometimes even hundreds of years ago
We can see the change of weather by studying the tree rings.
For example, to find out the weather of ten years ago, count (数) the rings of a tree from outside to the inside. If the tenth ring is far from the eleventh ring, then we are sure that it was sunny most of that year. If it is near to the eleventh ring, then the weather that year was bad.
Tree rings are important not only for studying the history (历史) of weather but also for studying the history of man. Many centuries ago there lived a lot of people at a place in New Mexico. But now you can find only sand there A scientist studied the rings of dead trees there. He found that the people had to leave because they had cut down all trees to make fires and buildings. As all trees had gone, the people there had to move.

What is the text about
A. What is a tree ring.
B. What can a tree ring do.
C. How to study a tree ring.

[简答题]Part 1Swimming Do you know how to swim Do you prefer to swim in the sea or in a swimming pool Is swimming very popular in your country How do children learn swimming in your country What do you think are the benefits of learning how to swim

[单项选择]I Know Just How You Feel 　　Do you feel sad Happy Angry You may think that the way you show these emotions is unique. Well, think again. Even the expression of the most personal feelings can be classified, according to Mind Readingame, a DVD displaying every possible human emotion. It demonstrates 412 distinct ways in which we feel the first visual distionary of the human heart. 　　Attempts to classify expressions began in the mid-1800s, when Darwin divided the emtions into six types-anger, fear, sadness, disgust, surprise and enjoyment. _________(46) Every other feeling was thought to derive from Darwin’s small group. More complex expressions of emotions were probably learned and therefore more specific to each culture. But now it is believed that many more facial expressions are shared worldwide. _________(47) The Mind Reading DVD is a systematic visual record of these expressions. 　　The project was conceived by a Cambridge professor as an aid for people with autism (孤独症), who have

[单项选择]I Know Just How You Feel Do you feel sad Happy Angry You think that the way you display these emotions is unique. Well, think again. Even the expression of the most personal feelings can be, classified, according to Mind Reading, an DVD displaying every possible human emotion. It demonstrates 412 distinct ways in which we feel: the first visual dictionary of the human heart. Attempts to classify the human heart began in the mid-1800s, when Darwin divided the emotions into six types - anger, fear, sadness, disgust, surprise and enjoyment. _____ (46). Every other feeling was thought to derive from Darwin’s small group. More complex expressions of emotion were probably learned and therefore more specific to each culture. But now it is believed that many more facial expressions are shared worldwide. _____ (47). The Mind Reading DVD is a systematic visual record of these expressions. The project was conceived by a Cambridge professor as an aid for people with autism(孤独症),

[单项选择]You want to get healthy. You know you need to exercise more. But you are not ready to do intense physical activities. Don’t worry! The best thing for most of us may be to just go for n walk.
Yes, walk. At a reasonably vigorous clip (five to six kilometers per hour) for half an hour or so, maybe five or six times a week. You may not feel the benefits all at once, but the evidence suggests that over the long term, a regular walking routine can do you good.
Walking, in fact, may be the perfect exercise. For starters, it’s one of the safest things you can do with your body. It’s much easier on the knees than running and doesn’t trigger side effects.
Regular physical activity is probably as close to a magic bullet as we will come in modem medicine, If everyone were to walk briskly for 30 minutes every day, we could cut the incidence of many chronic diseases by 30 to 40 per cent.
Walking is also a great way to lose body fat, so even if you don’t 10se any weight, your body
A. Going to the gym regularly.
B. Intense physical activities.
C. Running over a long term.
D. A regular walking routine.

[单项选择]Do you know（　）.
A. who writing is she to
B. who he is writing to
C. she is writing to whom
D. who is she writing to