1、turn on

打开（设备）；接通（…的供应）

I want to turn on the television.

我想开电视。

She asked them why they hadn't turned the lights on.

她问他们为什么不开灯。

对…进行身体（或语言)攻击;斥责

Demonstrators turned on police, overturning vehicles and setting fire to them.

示威者攻击警察，推翻车辆并将其纵火焚烧。

He turned on Pete and accused him of being mixed up in drugs.

他怒斥皮特，指责他沾染毒品。

依靠;取决于

The plot turns on whether Ilsa will choose her lover or her husband.

故事情节取决于伊尔莎会选择情人还是丈夫。

2、suppose

假定;假设;设想

Suppose someone gave you an egg and asked you to describe exactly what was inside.

假设有人给了你一枚鸡蛋并要你准确描述鸡蛋里面有什么。

Supposing he's right and I do die tomorrow? Maybe I should take out an extra insurance policy.

假设他是对的，我确实明天就会死，那该怎么办？也许我应该再买一份保险。

(根据所知)认为，推断，料想

The policy is perfectly clear and I see no reason to suppose that it isn't working.

这项政策非常清楚明了，我没有理由认为它不会奏效。

I knew very well that the problem was more complex than he supposed.

我很清楚那个问题比他料想的要更复杂。