小麦制面粉后的主要副产物是()
A.面筋
B.淀粉
C.木糖醇
D.麸皮
参考答案:D
I.ook! There is a book _____ on the floor. Please _____.[ ]
A. laying; pick it up
B. lying; pick
C. lying; pick up it
D. lying; pick it up
( )是投资者投资成功的关键。
A.下跌买入 B.积极的交易C.上涨买进 D.科学的分析