The population of this city, forty percent of which __________, __________ 15% in the last three years.
| A．are Germans; has risen by |
| B．are Germen; has fallen by |
| C．is Germans; have increased to |
| D．is Germans; has been reduced by |
You ______ television. Why not do something more active?
| A．always watch |
| B．are always watching |
| C．have always watched |
| D．have always been watching |
Much to our ____, he didn’t do what he had promised.
| A．satisfaction | B．dissatisfying |
| C．satisfying | D．dissatisfaction |
She _____ an old friend of hers yesterday while she was shopping at the department store.
| A．turned down | B．dealt with | C．look after | D．came across |
A few _____ looked at him curiously when he suddenly stopped and burst out crying.
| A．passers-by | B．passer-bys |
| C．passers-bys | D．passer-by |
Changbai Mountain is one of China’s largest nature reserves, and has many ____ plants and animals.
| A．various | B．rare | C．major | D．common |