单选题 We all know the truth ______ there are air, water and sunlight, there are living things.
A. wherever B. that
C. where D. that wherever

【正确答案】 D

【答案解析】[解析] “we dl know the truth that”后面引导的是一个同位语从句，“that”后面的“wherever"又引导一个主语从句，本句句意为：我们大家都公认，只要是有空气、水和阳光的地方，就会有生命。故本题答案为D。