He is such a _____________ teacher that he knows what his students need.
| A．practical | B．humorous | C．mild | D．typical |
John is not here today .Who can him in the game?
| A．take the place | B．instead of | C．replace | D．in place of |
I bought a dress for only 10 dollars in a sale; it was a real .
| A．exchange | B．bargain | C．trade | D．business |
Several companies are each other a contract（合同）.
| A．competing against; for | B．competed; with | C．compete with | D．competing with; to |
We don’t doubt he will finish the task in time.
| A．which | B．that | C．if | D．whether |
He is a foreigner. But now he on the right of the road in China.
| A．used to drive | B．is used to drive | C．used to driving | D．is used to driving |