With the debt problem worsening, it is going to be a ______ test for EU to help Greece out of trouble.
| A．tough | B．smooth | C．distant | D．private |
On March 14, violent crimes of beating, looting and burning in Lhasa of Tibet broke out, _____13 innocent people and with more than 300 _____.
| A．killed; injured | B．killing; injured |
| C．killed; injuring | D．killing; injuring |
---What about _______ concert you attended last night?
---To tell the truth, it was too boring, you know, _______ concert like that.
| A．the; the | B．the; a | C．a; the | D．the; 不填 |
The letters WHO _______ the World Health Organization.
| A．repreasented | B．meaning | C．stands for | D．stand for |
The conference has been held to discuss the effects of tourism _____ the wildlife in the area.
| A．on | B．in | C．at | D．with |
In order to make our city green, ____.
| A．it is necessary to have planted more trees | B．our city needs more trees |
| C．we must plant more trees | D．many more trees need to plant |