To our delight, up till now, the European Union, Japan, and Russia ________ their targets for CO2 emissions (排放).
【原创】In addition to world hunger, some environmental problems human activities have contributed to ______ soon.
【原创】Faced with the economic depression, every possible means ______ this year to save the company from going bankrupt.
【原创】 I grew up in a small town, so the visit to the village______ scenes of my childhood.
【原创】The students are forbidden, unless they get the permission from their teachers, ______ after 10 p.m.
【原创】In my opinion, __________ is no possibility ___________ he will win the English speech Contest this time.