1. (2020八下·景县月考) 阅读下列图表，从每题所给的A、B、C三个选项中，选出最佳选项回答问题或完成句子。

First Aid: Nosebleeds Keep calm and stay in a safe place. Press both sides of the nose while the patient sits and leans (倾斜) forward. If bleeding continue, press harder until bleeding stops. Call 120 for help if:— Bleeding doesn't stop in 15 minutes. — Bleeding is heavy. — The patient has trouble breathing.

1. （1） What should you do if have a nosebleed?

   A . Press the right side of the nose. B . Press both sides of the nose. C . Lie down and rest as soon as possible.
3. （2） We should call the doctor for help when          .

   A . Bleeding stops after 15 minutes. B . Blood still runs fast. C . The sick can breathe as usual.