--Must we take out the trash now?-- .You can do it after class.
Only one of the answers _______ right .Either he or I________ right.
---- How do you usually go to school, Mary? ----I usually go to school _______ a bus.
Don’t leave the baby at home _____. It’s very _____.
This is______difficult problem that few students can work it out.
﹣I think collecting stamps is great fun. ﹣__________ We can also learn a lot from it. A. I agree with you. B. No, I don’t think so. C. No, I don’t like it.