利用中种法制作吐司面包，哪一种材料不属于中种面团（）
A.水
B.油
C.酵母
D.面粉
参考答案：B
一个圆锥体与和它等底等高的圆柱体体积和是40立方厘米，这个圆锥体的体积是______立方厘米．
-Dick gave me a note while I __________ in the library.
-I guess he made it to say "Sorry" to you.[ ]
A. am reading
B. was reading
C. reads
D. will read
