请在第(49)处选择正确答案______

单选题请在第(49)处选择正确答案_______

A．towards
B．against
C．out of
D．without

参考答案C

解析:C。考查介词(短语)辨析。此处意思是：在作出职业选择之前，人们应当对他想从生活中得到什么以及他所愿意为之付出的多少有一个全面的想法。0ut of意为“从……之中”，0ut of life“从生活之中”符合句意。

单选题请在第(50)处选择正确答案_______

A．turns
B．parts
C．choices
D．risks

单选题_________he can speak English so fluently makes us very surprised and excited．

A．What
B．How
C．That
D．If

单选题 He never hesitates to make such criticisms________are considered helpful to others．

A．that
B．which
C．as
D．what