问题

Animals are more ____ to the environment than human beings, which is how they survive.

A:sensitive
B:attractive
C:cruel
D:committed

正确答案是：

同类题型

. After two hours of walking, they came to the camp site, ______ .

_____he is very tired , _____he still goes on working.

Is there anything special you’d like for the dinner, Teddy?— Nothing________, as usual, Mummy[ ]

We________on this project for four hoursLet’s have a rest

My suggestion is thattomorrow.