Tom made _____ great progress last semester and as _____ result, he was praised by the teacher.
| A．a; a | B．a; / | C．/; / | D．/; a |
The children are giving their classroom a good cleaning, ___ are sweeping; ___ are mopping.
| A．Some…the other | B．Some…others | C．Some…others | D．Some..others |
Tom,Bob and Betty have arrived, but ___ students haven’t yet.
| A．The other | B．the other | C．others | D．others |
He has three pencils.____ is red, ___is blue, and ____ is green.
| A．One…another…the other | B．One..the other…another |
| C．One…another…others | D．One..another…other |
.She has three brothers.___ is a doctor, ___ are PLA men.
| A．One…The others | B．One..others | C．One…the other | D．One..the others |
I have two bicycles, ____ is made in Guangzhou;____ is made in Shanghai.
| A．One…another | B．The other…one | C．One…the other | D．One..the others |