英语翻译1 对他们来说去攀爬是危险的2 由于工作太辛苦,他生病了3 我不认为骑自行车不及徒步旅行受人欢迎

1.It is dangerous for them to go climbing ;
2.He is sick due to working too hard ;
3.I don't think cycling is not as pulular as hiking;

.It is dangerous for them to climb
he is ill Because of hard working,
I don't think riding bike is not as popular as hiking.

1.It is dangerous for them to go climbing.
2.Because of having been working so hard,he is ill.
3.I don't think cycling is not so popular as hiking.

1. Shining is too dangerous for them.
2. He works so hard that he is sick.
3. I think that bicycling is more popular than walking.

it's dangerous for them to climb.
he is ill because of hard working.
i don't think travelling by bike is less popular than hiking.

1 it's dangerous for them to do climbing.
2 He worked so hard that he fell into ill.
3 I don't think bicycle is not popular as Hiking.
(I do think bicycle is not less popular than hiking.)