Nowadays many animals are facing danger. Such situation won’t change _____ humans stop hunting them.

We’ll be back for our school’s ____anniversary ceremony(周年校庆).—I see. That means you’ll have aget-together with your classmates in_______ years.

Hearing his father was seriously ill, ______.

－Helen, can I wear jeans and a T-shirt to the school talent show －OK, but a dress might be___.

Jiefangbei looks more beautifulin the evening ______ all the light ______.