1. condition
【感知】
» But only the best climbers reach the top, and that is only if they survive the terrible conditions first.
然而,只有最优秀的登山者才能抵达顶峰,而这还取决于他们是否能在严酷的环境中存活下来。
» The car is in good condition.
这辆车的状况良好。
【探究】
(1)condition 作可数名词,意为"环境;条件",常用复数conditions。
① 生活条件
② 工作条件
(2)condition 作不可数名词,意为"状态,状况",指事物或人本身的状况。
① 状况良好;处于良好的状态
②in bad/poor condition 状况不佳;处于糟糕的状态
【应用】
①完成句子:你必须保持房间状况良好。
You must keep the room .
②用所给单词的适当形式填空:The workers protested against the poor working (condition).

[探究](1)①living conditions
②working conditions
(2)①in good condition
[应用]①in good condition
②conditions

2. risk
【感知】
» Why do people still risk their lives to climb the highest mountain in the world?
为什么人们还愿意冒着生命危险去攀登世界最高峰呢?
» He risked losing his job by telling the truth. 他冒着失业的风险说出真相。
» As a mountain climber, he is used to taking risks. 作为一名登山者,他习惯了冒险。
【探究】
(1)risk 作动词,意为"使……面临危险;冒险做",常见用法:
①risk sth 使……面临危险
② 冒险做某事
(2)risk 作名词,意为"危险;风险",常见短语:
①/take the risk of (doing sth)冒险(做某事)
②at risk 处于危险中
(3)risky形容词,意为"有危险(或风险)的"。
【应用】
①完成句子:他冒险穿越了沙漠。
He of crossing the desert.
②用所给单词的适当形式填空:Doctors say it's (risk) to try and operate.

[探究](1)②risk doing sth
(2)①take risks
[应用]①took the risk ②risky