--I wonder why everybody looks at me strangely when I cross the road.
--In this city, you have to wait for a walk _____ to cross the road.
| A．signal | B．symbol | C．mark | D．status |
We have phoned her several times, but unfortunately she is still out of .
| A．reach | B．control | C．sight | D．order |
We should do all we can the children who lost the chance to go to school.
| A．help | B．to help | C．helping | D．to be helping |
---- You can take a walk daily if you want to keep healthy.
---- .
| A．Yes, that’s enough | B．Thanks for your advice |
| C．I like surfing the Internet | D．Well, that’s OK |
our earth, or else it will be no longer fit for us to live on.
| A．Protect | B．To protect | C．Protecting | D．Protected |
Professor Williams keeps telling his students that the future to the well- educated.
| A．belongs | B．is belonged | C．is belonging | D．will be belonged |