允许速度250Km/h,双线隧道内轨顶面以上最小净空面积不得小于()㎡。
参考答案:90
People believe that ________ prices of vegetables will not rise by more than another four percent
under ________ control of the government.[ ]
A. the; the
B. the; /
C. /; the
D. /; /
You can not _____ jeans to the party. If you do so,the teachers won't let you
_____. [ ]
A. wear; in
B. put on; in
C. dress; out
D. have on; away