He is so old that he can _____ himself now.
| A．wear | B．dress | C．put on | D．take off |
—Do the dishes,Tom, or I will tell Mom!
--Mind your own_____,Mary!
| A．action | B．way |
| C．business | D．duty |
I think this problem is much more difficult than that one,______?
| A．don’t I | B．do I |
| C．is it | D．isn’t it |
Mother told me sound____slower than light.
| A．traveled | B．travel |
| C．travels | D．traveling |
—I have no idea____Mary will go shopping with us or not.
–I don’t know,either.
| A．whether | B．that |
| C．when | D．how |
Many people watched CCTV’s Dictation Assembly of Chinese Characters(汉字听写大会). It had a great ____on developing our native language.
| A．decision | B．style |
| C．influence | D．chance |