单项选择题

When she heard that her mother was safe she immediately()

A．hurried up
B．kept up
C．cheered up
D．held up

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单项选择题

What can you learn from this text about the best method to keep fit()

A．Do more running than walking every day of the week.
B．Exercise regularly, every other day of the week.
C．The more exercises you do, the healthier you will be.
D．In order to lose weight, you'd better walk faster.

单项选择题

According to the text, a proper way to keep a sufficient level of physical fitness is that you need to()

A．exercise any half of the week
B．exercise any two days of the week
C．exercise every other day, three days a week
D．exercise three days a week at most