Don’t make me angry again. I must warn you that my patience has almost _______.

I’m afraid I _______ people always complaining Theyjust ruin the mood of the people around them

The students need to be able to read _______and thoughtfully instead of accepting whatever they are taught passively[ ]

Giving a hand to others _____ little, but it’ll bring you _____ much.

Ifthereis______pollution,theairinourcitywillbe ________dirtier.