生物对特定环境条件的一整套适应性特征称为______。
参考答案：适应组合
—We have no idea ________.
—It’s heard that he is Mr. Green’s son.
A．where he comes from
B．if does he live here
C．who he is
D．who is he
心悸、失眠、汗出者，当选用（）
A.朱砂
B.磁石
C.琥珀
D.酸枣仁
E.柏子仁
