When will you come to see me, on Tuesday or Thursday—__________ day is OK. I’m on holiday.

With the development of science and technology, there is no doubt________Chinese astronauts will land on the moon in the near future. [ ]

You used to swim a lot，didn’t you— ________．And it had a great ________ on my health.

We have been excavating layers of ashalmost six metres thick, which suggests that they________the fire burning allwinter.

下面语段中画线的词语，使用不恰当的一项是(　　)随着科学技术的进步，特别是最近400年的突飞猛进，大自然在一般人的心目中似乎已泾渭分明，不再神秘。人们不再敬畏自然，凭借手中的科学技术，肆意改变环境。人们渐生狂妄，争相掠夺自然、破坏自然，把一个本不算大的地球折腾个底朝天。人类在发展中堕落，在违背自然中自掘坟墓。忤逆自然的人类将无法在大自然里颐养天年。