题目内容：
A man who is worrying__________． 
参考答案：
答案解析：
单选题：A man who is worrying__________．
- 题目分类：英语
- 题目类型：单选题
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According to the text，why are test flights most dangerous?
According to the text，why are test flights most dangerous?
请回答第22题：（ ）
请回答第22题：（ ）
Which skirt do you like best，the white__________or the red ?
Which skirt do you like best，the white__________or the red ?
More and more people today__________．
More and more people today__________．
(7) __________
(7) __________