______ arrive late for class. You must be ____ time.
| A．Not; On | B．Don’t; Of |
| C．Be; at | D．Don’t; on |
Many students have to______ their hobbies because of their busy school work.
| A．stay up | B．put up | C．give up | D．look up |
Private cars are becoming very popular though most of them still ______too much
| A．pay | B．cost | C．sell | D．spend |
I looked everywhere for the book, but I ______find it
| A．mustn’t | B．needn’t | C．may not | D．couldn’t |
All the children like Mr. White very much because he often makes them________
| A．laughed | B．laughing | C．laugh | D．to laugh |
The comic strip is _____funny______ readers art fond of it.
| A．too, to | B．so, that | C．very, to | D．too, that |