scream wrap ambulance interrupt bleed help sb to one's feet practical swell

（1）The taxi driver to death during the severe crash，while the two passengers were lucky enough to survive though seriously injured.
（2）He sat down and started to vomit （吐） blood，so his friend call an .
（3）On her way to school，Mary spotted an old lady collapse onto the ground.She immediately ran up to her and by holding her arm.
（4）It was obvious that she had broken her finger，because it immediately started up.
（5）When one of the singers suddenly collapsed onto the stage，the audience got so panicked that they desperately.
（6）It has proved to drink vinegar when choking on a fish bone.On the contrary，it may cause damage to your stomach.
（7）While harvesting crops，Sue had her palm cut by the knife.Then she a handkerchief around her bleeding palm in an effort to protect it.
（8）They had their discussion when a deafening explosion came from outside the window.

【考點(diǎn)】名詞短語(yǔ)；副詞短語(yǔ)；介詞短語(yǔ)；動(dòng)詞短語(yǔ)；固定搭配/句型；形容詞短語(yǔ)．

【答案】bled；ambulance；helped her to her feet；swelling；screamed；（to be） unpractical；wrapped；interrupted