Most air pollution is caused by the burning of ____ like coal, gas and oil.
| A．fuels | B．articles | C．goods | D．products |
While he was ______ about in the street, Mary came up to him.
| A．wandering | B．wondering | C．wondered | D．wandered |
_________ of our good taste, we are no longer…
| A．So proud may we be | B．Although we may pride ourselves a great deal |
| C．Proud as we may be | D．Pride ourselves as we may |
We often speak contemptuously ______ tramps and put them ______ as beggars.
| A．for, on | B．on, in | C．of, down | D．to, on |
It was difficult to ________ temptation.
| A．avoid | B．fight | C．resist | D．stand |
With the guide _______ the way, we finally got to the village which we were looking for.
| A．led | B．leading | C．to lead | D．had led |