If the kids stay indoors all the time and get no exercise, they _________ weak.
| A．become | B．have become | C．will become | D．became |
—____ can you finish this English exam？
—In about one and a half hours．
| A．How far |
| B．How often |
| C．How soon |
| D．How long |
—________ does it take you to walk to school？
—About 20 minutes．
| A．How far |
| B．How often |
| C．How long |
| D．How soon |
—Do you go there by bike ________ by bus？
—By bike．
| A．and |
| B．or |
| C．to |
| D．but |
What do you ________ the workers in the factory？
| A．think of |
| B．think over |
| C．like |
| D．think |
—________ do you usually go to school，Simon？
—By bike．
| A．When |
| B．How |
| C．What |
| D．Where |