Smoking is so harmful to people’s health that it kills __________ people each year than automobile accidents.
| A．seven more times | B．seven times more |
| C．over seven times | D．seven times |
Only when I left my parents for Italy, ________how much I loved them.
| A．I realized | B．I had realized | C．had I realized | D．did I realize |
He is a poorly learned man, but he acts as if he ______.
| A．is | B．were | C．should be | D．seems like |
The purse found on the playground matches the ______ by Mary, so it must be hers.
| A．direction | B．expression | C．description | D．instruction |
If a person has not had enough sleep, his actions will give him _______ during the day.
| A．give away | B．up | C．in | D．back |
The engineers are so busy that they have no time for outdoor sports activities, ________ they have the interest.
| A．wherever | B．whenever | C．even if | D．as if |