问题补充：
IV. 课文填空（11分）某些空需填两个单词
The kite 1) high in the sky, but nothing happened. I was beginning to think that the experiment would not 2). Just then, I saw some of the hairs on the string 3). The string was getting 4). I brought my finger close to the key and felt a light but very clear 5).The experiment proves that 6) and electricity are the same.
I had travelled only two hours one day 7) the winds increased so much that I had to put my tent up 8) the winds became too strong. Within a few minutes the winds increased 9) a howling storm that 10) to blow me and my tent away, but 11) of that happened. 1. flew 2. work 3. stand up 4. charged 5. electric shock 6. lightning 7. when 8. before 9. to 10. threatened 11. none
答案：
(答案→)1. flew 2. work 3. stand up 4. charged 5. electric shock 6. lightning 7. when 8. before 9. to 10. threatened 11. none
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IV. 课文填空（11分）某些空需填两个单词The kite 1) high in the sky but nothing happened. I was beginning
