No one knows what the future .
A. will be like B. become what C. what become
It takes me fifteen minutes ________ from my home to the bus station．
| A．walk |
| B．walking |
| C．walks |
| D．to walk |
—________ is it from here to the supermarket？
—About twenty minutes’ walk．
| A．How far |
| B．How long |
| C．How often |
| D．How many |
—____ 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 |