9号形成的心理防御机制（）。
A.麻醉作用
B.认同作用
C.合理化作用
D.否定作用
参考答案：A
因地球自转而产生的自然现象是
A．五带的形成
B．四季的划分
C．昼夜交替
D．各地热量的差异
Because all the other classmates had known each other quite well, he found himself, the new comer of the class, ______ whenever there were class activities.[ ]
A. picked out
B. broken out
C. left out
D. found out
