单项选择题

According to the passage, any vacations from thinking should be taken （）.

A．several times throughout the year
B．during spring and fall
C．during the summer
D．as seldom as possible

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单项选择题

Why did Bob Parks radio wake him up 1 2 hour earlier than usual（）

A．The electricity had gone off during the night.
B．Bob had set the alarm wrong.
C．Bob did not want to be late.
D．The Internet had informed the radio of a traffic jam.

单项选择题

What is the main idea of the story（）

A．I always have difficulty choosing birthday presents.
B．Once I gave Tom a bottle of champagne as a birthday present.
C．The present I gave Tom was a great surprise to him.
D．To my surprise, something funny happened in Tom’s birthday party.