---Can you tell me why you learn English so well ?
---It is very simple. _______ you work, ______ grades you will get.
| A．The harder: the best | B．The hard: the better |
| C．Harder: better | D．The harder: the better |
My sister is the phone.
| A．taking on | B．talking on | C．walking in | D．having at |
----Let’s go and have a look at the animals. ----.
| A．Yes, let us | B．OK, Let’s go |
| C．You’re all right | D．Sorry, I don’t |
Where is the new student ? ---America.
| A．in | B．from | C．at | D．for |
---_____ do you like pandas ?
---_______they’re cute and shy.
| A．Why…Because | B．How…But |
| C．Why…So | D．How…And |
My work is interesting but ______ dangerous.
| A．a kind | B．kinds of | C．kind of | D．kind |