4．Politeness is a(n) ____ phenomenon among all the social groups, but it is marked by different cultures.
| A．steady | B．complete | C．universal | D．Original |
---Shall I use your red ink?
---It is a pity that it_____. I will get some.
| A．has run out | B．used up | C．has used up | D．has been run out |
I didn’t find his office. If only I______his address!
| A．remember | B．remembered | C．had remembered | D．would remember |
I'm lucky because my job has_____hours, and I can come and go pretty much as I want.
| A．changing | B．flexible | C．basic | D．moveable |
Don’t be too general. Please give a ______suggestion on how to deal with this difficulty.
| A．concrete | B．abstract | C．complete | D．fragrant |
.---Which color do you prefer, red or black?
---Red. For red_____a sense of energy and strength.
| A．delivers | B．conveys | C．contributes | D．concentrates |