—John saw a three-year-old child walking alone in a shopping mall , so he took the child home immediately and called the police .
—But he have waited with the child until the parents returned .
| A．shouldn’t | B．could | C．would | D．might |
—We want to sit at the table near the window.
—I’m sorry，but it________ already.
| A．has taken | B．took | C．was taken | D．has been taken |
I would __________it if you would let me deal with this by myself.
| A．appreciate | B．inspect | C．protect | D．replace |
The farmers suffered a heavy ________because of the terrible storm.
| A．zone | B．harm | C．loss | D．insect |
Some people waste food，________other people haven’t got enough to eat.
| A．when | B．until | C．since | D．while |
Look! The houses _________.
| A．is being built | B．are building | C．being built | D．are being built |