答案：
一． 1-5 CCDBB 6-10 ACACB 11-15 ACBDB 16-20 ABCCD
二．21-25 AADDC 26-30 BDCDB
三．A篇 BBABC B篇 BBCAB C篇 DCBDA
D篇 1. She always studies hard.
2. She took a shower and had breakfast.
3. Scary.
4. Her grandmother.
5. In the evening.
四、building umbrella enough choose necessary
unusual plans successful both grades
五、1. The sun is much bigger than the earth.
2. Both of us are good students.
3. How often do you go hiking in spring?
4. I don’t think Lesson 10 is more interesting.
5. How many hours do you sleep every night?
六．A. 1. I’m going to be an English teacher.
2. I’m going to stay in Xi’an.
3. How are you going to become an English teacher?
4. When are you going to start?
5. That sounds good.
B. 6. Yes, this is Mike speaking
7. How often do you go to school
8.Which subject do you like best
9. Sure
10. See you
七、1. What/How about going 2. so interesting 3. because of 4. some fresh air
5. play a role 6. The less; the fewer 7. It’s not difficult for us 8. took; to get
9. With the help of 10. Let’s stop to have
八、favorite else serious enough healthy about habits as eating tired
