The boss ____ department Ms King worked ten years ago look down upon women.
| A．in which | B．in that | C．in whose | D．whose |
In the factory, the helmets the workers wore varied _____ color according to their different posts.
| A．from | B．in | C．with | D．alongside |
The medicine bought at a high price turned out to have no _____.
| A．influence | B．result | C．effect | D．risk |
Please tell me how global warming _____. I am still in the dark.
| A．came by | B．came out | C．came to | D．came about |
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.
| A．however | B．still | C．so | D．consequently |