—I don’t think the headmaster knows who did it.
—Well, surprisingly she does. A boy _____ in her office now.
| A．has been questioned |
| B．is being questioned |
| C．is questioning |
| D．has questioned |
—Some people believe that robots will take over the world one day.
—What if that is the ________?
| A．thing | B．result | C．case | D．end |
There are a lot of problems today which are beyond any single person’s ability to solve,and they call for united _________.
| A．force | B．efforts | C．energy | D．operations |
Are these made __________ hand or __________ machine?
| A．by; with | B．with; by | C．by; by | D．with; with |
Our football team’s __________ has been excellent during the whole year.
| A．demand | B．master | C．history | D．performance |
—Mum,it is nice weather.I want to skate this afternoon.
—Don’t you think the ice on the lake is too thin to __________ your weight?
| A．stand | B．bear | C．catch | D．take |