—Where is Jim?
—He’s watching some boys ______ basketball on the playground.
A. play B. to play C. playing
My brother left school in 2005，and since then he________in Beijing．
| A．lives |
| B．lived |
| C．will live |
| D．has lived |
We didn’t start our discussion________everybody arrived．
| A．since |
| B．if |
| C．while |
| D．until |
Dear students，please read every sentence carefully．________you are，________mistakes you’ll make．
| A．The more carefully；the fewer |
| B．The more careful；the less |
| C．The more carefully；the less |
| D．The more careful；the fewer |
—How do you learn English words？
—________making flashcards．
| A．To |
| B．By |
| C．For |
| D．With |
—Susan，what are the advantages of MP5 players？
—Mom，they are smaller and lighter________they can be carried very easily．
| A．unless |
| B．if |
| C．until |
| D．so that |