–He ____ the Most Popular Teacher in his hometown，right？
-Yes．ten years before he came to this school．
| A．is awarded |
| B．has awarded |
| C．was awarded |
| D．Awarded |
------ Why does the lake smell terrible?
------ Because large quantities of water _________.
| A．have been polluted | B．has polluted |
| C．have polluted | D．has been polluted |
I ________ through that bitter period without your generous help.
| A．couldn’t have gone | B．didn’t go | C．would go | D．hadn’t gone |
By the time Jack returned home from America, his son __________ from college.
| A．graduate | B．has graduated | C．had graduated | D．had been graduated |
She was good at physics _________she found it boring.
| A．despite | B．in spite of |
| C．in spite the fact that | D．despite the fact that |
The experiment show that proper amount of exercise, if ________ regularly, can improve our health.
| A．carry out | B．carried out | C．to carry out | D．being carried out |