Tom owns _______larger collection of _______ books than any other student in our class.
| A．the; / | B．a; / | C．a; the | D．/; the |
Burning all the lights in the classroom will be a great______ on electric power.
| A．waste | B．lack | C．drain | D．damage |
The environmentalists said wild tiger’s______ on the Thai mountain was a good indication of the better environment.
| A．escape | B．absence | C．attendance | D．appearance |
Although I had read the book assigned by the professor several times, it didn’t make any______ to me.
| A．meaning | B．importance | C．sense | D．significance |
If you build a house with good_______ , it will last long.
| A．foundation | B．floor | C．basis | D．ground |
A（n）______ is a person who understand people’s characters.
| A．photographer | B．psychologist | C．physician | D．physicist |