问题
选择题
If you just spend your time___ gains and losses, maybe you'll get nothing in the end．
A．checking
B．weighing
C．balancing
D．examining
答案
答案：B
题目分析：句意：如果你只是花时间权衡得失，也许你会最终什么也得不到。结合词意：checking检查；weighing 称重，权衡；balancing 平衡；examining检测。故选择B。
考点: 考查动词在具体语境中的运用。