Alice often takes the number 11 bus _____ the hotel.[ ]
A. in
B. to
C. at
D. for
B
由于气门是早开晚关的,所以两异名凸轮间的夹角小于90°。
“十一五”期间我国二氧化碳排放量下降()。
A.12.17%
B.14.29%
C.15.14%
D.16.78%