_____________ , is this your backpack?
— I can’t open this door, Jack. I wonder if you could lend me a hand. —_________.
— Thanks so much for helping a lot! — ______.
-I’m feeling terrible! I have a cold and a fever. -________ .You should see a doctor.
-Would you mind _____ bottles around? -Sorry, I won’t do it again.
-May I use your dictionary? I want to _____ the new word. -Sure,here it is.