1. When Churchill glowered, chomped on his cigar, and refused to commit himself, the meeting ended without a decision.
    丘吉尔咬着嘴里的雪茄，怒目而视，不置可否。会议结束，没有作出任何决定。

2. That´s nonsense.Without money, I would be so sad I would commit suicide at once.
    无稽之谈,如果没有钱,我伤心的几乎要马上自杀.

3. Online students need to commit 4 to 15 hours a week for each course.
    他们每门课程每周要上4到15小时。

4. I would be so sad I would commit suicide at once.
    我伤心的几乎要马上自杀.