It was _________ of the parents who hold the view that boys are superior to girls to treat their own little girl as a stranger.

What will global warming(全球变暖) bring us Scientists have given us a clear list.

When winter comes, it is _______ snow everywhere and even the big tree is _______ deep white snow.

It is not always easy for the public to see _______ benefit a new invention can be of to human life.

I’d rather _________vegetables than__________ meat for lunch.