____ has never occurred to us that the accident can do so great harm to the family．

I was told that the water of the Ganjiang River is much cleaner than ____ of the Xiangjiang River.

The teacher made____ her duty to care for the lives and study of her students.

Within even the weakest of human bodies lies a life that is precious indeed--- ____           needs to be respected and honored.

Low-carbon life is of great benefit to improve the world environment. _____ can be enjoyed from it until you have a deep understanding of it, though.

— Bob isn’t feeling well. He has caught a cold.
— Everybody seems to have ____ because of the changeable climate in spring here.

_____ side of the street is lined with different shops, _____ of which sell electronic products.

What we need is a patient teacher, __________ who listens to us students.

Don't you think _______of great importance that we should keep fit by taking exercise regularly?

They were all very tired, but ________ of them would stop to take a rest.