—What do you usually do _____ weekdays after school?—I usually read books. A. in B. at C. on
— May I ask you some questions? — ______________ A. Yes, he may. B. Sure, go ahead. C. Of course not.
You’d better _______ too much meat. You are much too fat. A. not eat B. don’t eat C. not to eat
We should take care ________ ourselves. A. to B. for C. of
—What’s wrong with you? —Don’t worry. It’s ________. A. nothing serious B. serious nothing C. serious something
—When and where shall we meet tomorrow? —Let’s _______ it 3:00 p. m. at my home. A. do B. make C. meet