This type of bamboo grows very fast and it will take only three to five years _____ it can be used in various fields .
| A．before | B．since | C．when | D．as |
The computer system __________ suddenly while he was searching for information on the Internet.
| A．broke down | B．broke out | C．broke up | D．broke in |
straight on and you’ll see a church. You won’t miss it.
| A．When going | B．Going | C．If you go | D．Go |
My chest when I take a deep breath, doctor.
| A．hurts | B．wounds | C．harms | D．injures |
_______ , his face as white as a sheet of paper.
| A．A boy rushing in | B．In a boy rushed |
| C．Rushed a boy in | D．In rushed a boy |
Enough of it! Nobody here thinks what you are saying should make any
| A．value | B．sense | C．fun | D．use |