单项选择题

Why was it necessary to replace the old standard weight（）

A．Someone spilled water on it.
B．Someone lost it.
C．It was made of low quality metal.
D．The standard for measuring had changed.

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单项选择题
Which of the following is NOT true according to the passage（）

A．Diners existed before fast-food restaurants.
B．The menu included more food than sandwiched and coffee.
C．Burger King is a fast-food restaurant.
D．Sandwiches became bigger.
单项选择题
What does the Woman think the man should also do（）

A．Quit smoking.
B．Loose weight.
C．Have a talk with the doctor.
D．Weigh himself frequently.
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