单项选择题

According to officials, what percentage of the flights at O’ Hare were delayed during the first seven months of this year

A. 65%.
B. 56%.
C. 75%.
D. 57%.
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填空题
Information About the Report According to two new studies laughter can prolong our life because it is good for our ______. (1) A good bout of laughter every day provides similar cardiovascular benefits as ______. (2) On the other hand, depression-or the lack of laughter-is often linked to ______ habits. (3) The number of heart patients involved in the study is ______. (4) It is suggested that one should laugh ______ minutes a day to improve our vascular system. (5)
单项选择题
Which of the following is NOT the main topic mentioned in Judy Blume’s book
A. Worries about not having friends. B. Worries about physical development.
C. Worries about growing up.
D. Worries about the food they eat.
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