We should always be _________ the people who have helped us in our lives .
| A．thanks for | B．thankful for |
| C．thanks to | D．thankful to |
Quite a few people were injured or killed in this traffic accident last week, ________?
| A．were they | B．did they | C．weren’t they | D．didn’t they |
Get prepared _______ you can set out immediately if something happens.
| A．after | B．since | C．while | D．so that |
While in college, Mak never minded ________ extra work for his class.
| A．to do | B．doing | C．do | D．did |
My little brother hopes ________ the film Dad, Where are We Going, though he has seen it twice.
| A．to see | B．see | C．to seeing | D．saw |
Jane, eat less junk food like fried chicken wings, ________ you will behealthier.
| A．or | B．and | C．however | D．so |