“凡是有生命意志的存在物都是痛苦的”是（）的观点。
A、黑格尔
B、孟德斯鸠
C、卢梭
D、叔本华
参考答案：D
胎盘屏障所包括的各层部分来自母体、部分来自胎儿。
—He's never done this type of work before; I'm not sure whether he can fit in with the other employees.
—Don't worry. I believe he can ________it.
A．try
B．organize
C．negotiate
D．manage
