单项选择题

When did the spacecraft begin its observatory phase

A．April 24.
B．May 25.
C．April 25.
D．May 24.
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单项选择题
Which of the following statements is TRUE according to the passage
A．Both Sue and Ken know how to handle the recorder.
B．Ken knew better about the tape recorder.
C．The tape recorder is very expensive.
D．The button with a "P" on it stands for play.
单项选择题
Who is Tom in the conversation
A．The man’s workmate.
B．Their kid.
C．Their boss.
D．The owner of the restaurant.
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