This is______difficult problem that few students can work it out.
| A．so | B．so a | C．such | D．such a |
--- Must I see the dentist at once？
--- No, you .
A. mustn’t B. can’t C. needn’t
Most oranges on the table good, but most bread bad.
A. are; is B. is; are C. are; are
Did you do interesting on vacation?
A. everything B. nothing C. anything
How often he go to the movies？
A. do B. does C. Did
Let’s a talk show.
A. watching B. to watch C. watch