The speaker _______ at the audience and then began to make his speech.
| A．glared | B．stared | C．glanced | D．looked |
The Arabian Nights _____ well known all over the world, in which many a story_____ interesting and instructive．
| A．is; are | B．are; is | C．are; are | D．is; is |
Spoken English slightly differs from country to country. For instance, in some parts of the US the “r” sounds at the end of the words______.
| A．is dropped | B．have dropped | C．has dropped | D．are dropped |
–The party will begin as soon as all the guests arrive.
—Look, here _____ all the guests!
. is coming B. are coming C. come D. comes
When first __________ to the market, the computer software was not a success due to its complexity in operation.
| A．introducing | B．being introduced |
| C．introduced | D．to be introduced |
The employees were made to spend as much time as they could ______ more products to meet the _______ market.
| A．producing; growing | B．to produce; grown |
| C．to produce; growing | D．produced; grown |