—John isn’t happy today. Let’s go and ____.—Good idea.A. cheer up him B. cheer him up C. to cheer up
– Where’s my notebook?– Sorry. I’ve taken ______ by mistake.
Bob looks very happy today because he got ______ “A” on his Chinese test.
—_______ do you go walking? — Three times a week.
_______a lot _______ fun.
— Jenny, will you please _______ my dog for three days?— Yes, of course.