The taxi driver ________ and began to rob his passenger with a fruit knife when suddenly a policeman turned up.
| A．pulled away | B．pulled out | C．pulled over | D．pulled through |
Water，which seems so simple and common，is________makes life possible.
| A．what | B．that |
| C．which | D．how |
—You know，I’m poor in Chinese，you are not good at English，and...
—That’s________we should help each other.
| A．when | B．where |
| C．how | D．what |
________we gave him something to eat，he would save it up for his little sister.
| A．Whatever | B．However |
| C．Whichever | D．Whenever |
_______hungry I am，I never seem to be able to finish off this loaf of bread.
| A．Whatever | B．Whenever |
| C．Wherever | D．However |
The magnificent tower must be saved，________the cost!
| A．however | B．whichever |
| C．whatever | D．wherever |