----______are they staying in Beijing?
----For three days.
| A．How often | B．How long |
| C．How old | D．How soon |
—It’s very important us to make a plan before a new term.
—Yes. You must try to make it carefully.
A. of B. for C. to
Look, Tina is waiting _________ the bus stop.
| A．for | B．at | C．in | D．to |
---Is it polite to speak and laugh loudly ______ ?
---No, I don’t think so.
A. in public B. at least C. on time
This photo reminds me ____ the days when I worked ____ the
farm with my classmates.
| A．about; in | B．about; on | C．of; in | D．of; on |
Peter usually gets up early ____ the morning.
| A．on | B．in | C．at | D．of |