The reason _____ he was driving his car so fast was _____ he would be late.
| A．because, that | B．why, because |
| C．for which, that | D．that, that |
During the past 120 years, the world three waves of global economic integration（联合）.
| A．witnessed | B．witnesses |
| C．has witnessed | D．will witness |
Don’t waste time with someone who won’t support you need.
| A．in place of | B．ahead of |
| C．apart from | D．in time of |
Make sure the gas is turned off after cooking, which would cause danger to our life.
| A．somehow | B．meanwhile | C．otherwise | D．furthermore |
If he that he made a mistake, we will forgive him.
| A．inspects | B．confirms | C．guarantees | D．acknowledges |
It’s common sense that in summer people like to seek shade the air is cooler.
| A．in where | B．in which | C．where | D．the place where |