—Who ___________ to join the music club?
—I do. [ ]
A. do
B. does
C. wants
D. want
答案:C
某种商品的进价为800元,出售时标价为1200元,后来由于该商品积压,商店准备打折销售,但要保证利润率不低于5%,则至多可打 [ ]
A、6折
B、7折
C、8折
D、9折
Our physics teacher told us that light _______ faster than sound.
A.travel
B.travels
C.is travelling
D.has travelled