根据短文内容，用方框中所给词填空，每词限用一次。
| play, lessons, hours, rest, tired, strong, if, better, when, windows |
During the day we work and play，and at night we sleep. Our body 76 when we sleep. In the morning we are ready to work and 77 again. Our body grows most 78 we are asleep. Children who are 79 usually need sleep. We can get better at our 80
after having plenty of rest. Boys and girls who are eight or nine years old need ten 81 of sleep every night. Our body needs plenty of air when we are asleep. 82 we do not get enough fresh air, we will feel tired when we wake up. While in bed we must not cover our head because our lungs need to get enough fresh air. If we open our 83 at night，we can have plenty of fresh air. Cool air is 84 than warm air. Boys and girls who want to be 85 must get plenty of sleep.
76. __________ 77. __________ 78. __________ 79. __________ 80. __________
81. __________ 82. __________ 83. __________ 84. __________ 85. __________
从方框中选择恰当的句子补全对话，其中有两项多余。
A: Good morning, Xincheng Hotel. Can I help you?
B: Good morning, 71
A: OK. We have rooms with a bathroom, TV, refrigerator and air conditioning. 72
Also, from the windows you can see a beautiful park near our hotel.
B: 73
A: A standard room with two single beds costs ￥150 and a room with one single bed costs
￥120. 74
B: OK. I want to book two standard rooms with two single beds and one room with one single bed.
A: How long will you stay?
B: About two days.
A: All right. Two standard rooms with two single beds and one room with one single bed.
Please pay for the rooms before 17:30. 75
B: I’m Li Zhi and my telephone number is 8267-6936. Thank you.
A: You’re welcome.
| A. They are very comfortable. B. How many standard rooms do you want? C. I want to make a room reservation. D. Have a good time! E. Your name and telephone number, please. F. What about the price? G. Sounds exciting! |
71. __________ 72. __________ 73. __________ 74. __________ 75. __________
What made these average students change so much to become top students? 56. The only difference was the change in their teachers’ attitude(态度). Because the teachers believed that these five kids were the top students，they expected(期望) more from them. And so these five average students began to believe and expect more from themselves. So they worked harder to do as well as they could. 
First of all, it seems that people won’t use TV channels(频道) by 2050. Instead, people will choose a program from a “menu” and a computer will send the program directly to the television.