婴幼儿时期表现他们的好奇心的方式包括感官探究、动作探究和（）。
A.想像探究
B.碰触探究
C.言语探究
D.模仿探究
参考答案：C
葫芦藓的叶具有的功能是 [ ]
A．吸收水分和无机盐
B．固着植物体
C．输导水分和无机盐
D．繁殖后代
Though having lived abroad for years, many Chinese still _________ the traditional customs.
A．perform
B．support
C．possess
D．observe
