______ achievements ,last week’s ministerial meeting of the WTO here earned a low, though not failing ,grade.
In the factory, the helmets the workers wore varied _____ color according to their different posts.
The medicine bought at a high price turned out to have no _____.
Please tell me how global warming _____. I am still in the dark.
It is high time that we ____ the amount of carbon dioxide in our daily life.A. reduce B reduced C will reduce D reduces
It rained that day and ___ the baseball game was called off.