When it ________ air pollution, Beijing faces the three “C”s, cars, coals and construction, which lead to Beijing’s thick air pollution.
| A．refers to | B．comes to |
| C．happens | D．speaks to |
I’m going to Shanghai on business this afternoon, so I have to _______ my things now.
| A．turn up | B．set up | C．take up | D．pack up |
----You look tired, Jack.
----I feel quite rested, _______.
| A．actually | B．especially | C．finally | D．gradually |
Do we spend money on unnecessary things so ______ is left for important things such as healthcare or education?
| A．nothing | B．none | C．no one | D．neither |
The new trend of living a low carbon life is gradually changing people’s idea on ______is cool and in fashion.
| A．which | B．that | C．what | D．whose |
The coastal city is ______ in natural resources, especially sea foods and water resources.
| A．attractive | B．abundant | C．active | D．rare |