— Isn’t it amazing that I met Francis at the Christmas party?
—Really?For how many years ____ each other?
| A．didn’t you see | B．haven’t you seen |
| C．hadn’t you seen | D．don’t you see |
.Papa made a __________ of agreement though his face clouded at the mention of Grandma’s name.
| A．point | B．sign | C．example | D．mark |
—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 |