提速12号道岔的尖轨长度为（）m.
A.11.27
B.13.21
C.35.33
D.13.88
参考答案：D
- Put some butter on a slice of bread and add a teaspoon of butter. What else?
- Next ______ some tomatoes.
A．cut up
B．cuts up
C．to cut up
D．cutting up
在日历中，每一横排相邻两个数字之间差（ ）,每一竖排相邻两个数字之间差（ ）.
