Be careful not to knock anything _________ the floor when you ________ the bookshelf.
—Since you’ve tried your best, I’d like to give you one more chance.—Thank you so much!
–How are you going, buddy?--______. A little busy, though.
–Mr Li, I found a watch on the playground.-You should try to find out ______.
--_____ the little girl looks!-- That’s true. She can’t find her Teddy Bear.
–The head teacher with his students ______ Zhongshan Park if it _____ tomorrow.--That sounds wonderful.