Bendboth knees when yau pick up the pack, don't just bend ouer the waist(腰). (6) The main idea of——青夏教育精英家教网—

Bendboth knees when yau pick up the pack, don't just bend ouer the waist(腰). (6) The main idea of the text is ( ) (A) the problems made by rolling backpacks (B) the goodness of backpacks (C) the best backpacks for students (D) how to lighten students' backpacks (7) From what Eblin Reyes and Shirley Park said, we know ( ) (A) students have to carry heavy backpacks (B) students have to do homework (C) backpacks with wheels are bad for students (D) students have no time to play because of homework (8) In the text "switch to" means turn to begin to use (9) By the words of the experts, it's better for a student of 40 kilos to carry a backpack of at most ( ) 8 kilos 7 kilos (10) If students follow the doctor's suggestings, they ( ) (A) may do less homework (B) may feel their backpacks are lighter (C) can learn how to enjoy themselves (D) will know how to use backpacks 【查看更多】

完成单词。

1. th _____ pron.
2. _____ n prep.
3. kn_____    v.
4. b _____ g n.
5. m _____ th n.
6. v _____ d _____   n.
7. t_____    pe n.
8. h _____ t n.
9. t _____   ke v.
10. th _____ ng n.
11. c_____ n modal v.
12. s_____ me adj.&pron.

他（她，它）们
在……上面
知道；了解
书包；提包；袋子
数学
录像；视频
录音带
帽子
拿走；带到
东西；物
能；可以；会
一些；若干

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完成单词。

1. th _____ s pron. &adj.
2. p _____ ne _____ In.
3. p _____ nn.
4. b  _____ k n
5. _____ r _____ s _____   n.
6. r _____ l _____ n.
7. d _____ ct   _____ ry n.
8. th _____ t pron．＆adj.
9. _____ xe _____ se v .
10. th _____ nk v
11. h  _____    adv.
12. b _____  seb  _____ ln.
13. k  _____ n．
14. n _____ teb  _____ kn.
15. r _____   ng n.
16. c_____     lv.
17. sch  _____ l n．

这；这个
铅笔
钢笔
书
橡皮；铅笔擦；黑板擦
尺：直尺
字典；词典
那；那个
原谅；宽恕
感谢
（指程度）多么；何等；怎样
棒球
钥匙
笔记本
环；戒指
打电话
学校

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根据句意和所给音标写出单词。

1. Don't ________________ /'w