I tried all I could_____ the topic at the meeting, but he brought it up.
| A．avoided mentioning | B．to avoid mentioning |
| C．avoiding to mention | D．avoiding mentioning |
【原创】 Was it in the village ________ he was born ________ the naughty boy met the retired professor?
| A．that, where | B．where, which |
| C．which, where | D．where, that |
【原创】In addition to world hunger, some environmental problems human activities have contributed to ______ soon.
| A．need solving | B．needing solving |
| C．needing to be solved | D．need to solve |
【原创】Faced with the economic depression, every possible means ______ this year to save the company from going bankrupt.
| A．has been tried | B．has tried |
| C．have been tried | D．have tried |
【原创】 I grew up in a small town, so the visit to the village______ scenes of my childhood.
| A．called up | B．called for |
| C．called on | D．called in |
【原创】The students are forbidden, unless they get the permission from their teachers, ______ after 10 p.m.
| A．in staying out | B．to stay out |
| C．staying out | D．stay out |