来源为禾本科植物种仁的药材是（）
A.肉豆蔻
B.酸枣仁
C.桃仁
D.苦杏仁
E.薏苡仁
参考答案：E
Most creative ideas are laughed at when they are first _____. [ ]
A. put away
B. put off
C. put through
D. put forward
（）是儿童口头语言发展的关键期。
