1. 阅读短文，回答问题

The proper ways to save the drowning（溺水）student.	Dos	• Shout loudly and ask adults for help. At the same time, dial 110. • Find the objects which can float such as wood and bags filled with empty plastic bottles and throw them to him or her. • Look for branches and bamboo poles and reach for him or her, but lower the body to make sure not to be pulled into the water.
	Don'ts	• Don't jump into the water for rescue（营救）. • Don't try to save him or her hand in hand.
The time during which the drowning often happens.	• After school in the afternoon. • On weekends. • On holidays. • On summer vacation.
The possible causes.	• Playing near the water or pick up things from the water. • Swimming in a pool or river without adults. • Swimming in groups on a hot day.

1. （1） The underlined word "dial" means "________".

   A . look B . call C . play D . hit
3. （2） Which of the following is RIGHT about the drowning?

   A . Save the drowning student hand in hand. B . Jump into the water for rescue. C . Shout loudly and ask adults for help. D . Find the objects which are heavy enough.
5. （3） When does the drowning often happen?

   A . On weekends or holidays. B . On weekdays. C . On winter vacation. D . In the morning.
7. （4） What's the possible cause of the drowning?

   A . Picking up things in the yard. B . Swimming with adults. C . Playing near the water. D . Looking for branches.
9. （5） This passage mainly introduces ________.

   A . the right time to swim in the river B . the way to keep safe in water C . what to do when swimming D . how to save the drowning student