Believe it or not, the video The Little Apple______in China, and the past few months ______its popularity.
| A．was caught on; have seen | B．caught on; has seen |
| C．was caught on; saw | D．has caught on; saw |
The top leaders of the two countries are holding talks in a friendly______
| A．atmosphere | B．state | C．situation | D．phenomenon |
The young man made a ______ to his parents that he would try to earn his own living after graduation.
| A．prediction | B．promise | C．plan | D．contribution |
—Shall we go out for a walk?
—Sorry. This is not the right ____ to invite me. I am too tired to walk.
| A．moment | B．situation | C．place | D．chance |
I bought a dress for only 10 dollars in a sale; it was a real______.
| A．exchange | B．bargain | C．trade | D．business |
Most air pollution is caused by the burning of ____ like coal, gas and oil.
| A．fuels | B．articles | C．goods | D．products |