Many ordinary people fought against _____ in order to create a fairer society.

The new method he suggested sounded good in_______,but is not practical in use.

The managing director of this department took the ______ for the accident, although it was not really his fault.

Though this kind of _______ has some _______, it is good enough for construction(建筑).

Global warming is a big _______ for all and it’s important to raise awareness about climate change.