摘要：15．A.穿毛衣时衣领子挤压眼.鼻引起疼痛.故应选collar. 17 The computer plays an important part in our everyday life. It is one of the great 1 in the world in the 2 century. It works for us not only at home, in the offices, in big shops, 3 at schools. Today it is used 4 many ways. It really 5 the world large wealth and happiness. The first computer in the world was 6 Enid. It was built in America in 1946. It was 7 and heavy. 8 it was born, it has been developing very fast. Until now it has gone 9 four periodsand changed a lot. There’re many kinds of computers. Computers are getting smaller and smaller and computing faster and faster. It becomes more and more 10 . The computer can do most of the things 11 the people. It can help us to 12 about the real world more quickly, to learn 13 we want to learn and to think 14 ourselves. 15 a student in the twenty-first century, you must work hard at it.
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反应A(g)+B(g)
C(g) +D(g) 发生过程中的能量变化如图，△H表示反应的焓变。下列说法正确的是（ ）
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C(g) +D(g) 发生过程中的能量变化如图，△H表示反应的焓变。下列说法正确的是（ ）| A．反应体系中加入催化剂，反应速率增大，E1减小，E2增大 |
| B．反应体系中加入催化剂，反应速率增大，△H不变 |
| C．△H < 0，反应达到平衡时，升高温度，A的转化率增大 |
| D．反应达到平衡时，加入A，再次平衡时A的转化率增大 |
根据汉语完成英语句子。
1. 我常常想起上次见到你时你说的活。
I often think about_____ _____ _____ _____ _____ I saw you.
2. 现在感党好点了吗？
Are you_____ _____ now?
3. 客人们一个接一个离开了晚会。
The guests left the party _____ _____ _____.
4.这药我要一天吃几次？
_____ _____ _____ will I_____ _____ _____ a day?
5. 感冒时父母告诉你怎样做？
_____ do your parents tell _____ _____ _____ when you have a cold?
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I often think about_____ _____ _____ _____ _____ I saw you.
2. 现在感党好点了吗？
Are you_____ _____ now?
3. 客人们一个接一个离开了晚会。
The guests left the party _____ _____ _____.
4.这药我要一天吃几次？
_____ _____ _____ will I_____ _____ _____ a day?
5. 感冒时父母告诉你怎样做？
_____ do your parents tell _____ _____ _____ when you have a cold?
根据句意或首字母提示，写出所缺单词。(共10分, 每题1分)
56. This girl is very c________ and she can write many words.
57. Don’t feed big animals in the zoo because it is d______.
58. Kitty likes reading and she often b_______ books from the School library.
59. Mary is my aunt’s daughter. She is my c________.
60. Lucy is good at ________(跳舞).
61. The woman in a white _______（毛衣）is my mother.
62. Can you see those _________(女警察) over there?
63. Tom watches TV on _________ (星期五) evenings.
64. I_________(需要) a pen. I want to write something
65. These are his _________ (双亲).They are teachers.
查看习题详情和答案>>| Simo在制作a banana milk shake时，忘记了某些操作和原料，现在请你帮他从左边所给的词中选出正确的填入右边的操作过程中。 | ||
Here's a recipe for a great banana milk shake.
|