他一整天都感到恶心，然后突然开始呕吐。

He felt sick all day and then he suddenly started to ___vomit.

如果看电视时间过长，有些人会感到头痛和呕吐。

Some people experience headaches and ___vomit if they watch television for an extended period.

强烈的恶心感让他无法控制地呕吐。

The intense nausea caused him to ___vomit uncontrollably.