问题
选择题
With prices _____ so much, it's hard for the company to plan a budget.
A．fluctuating
B．waving
C．swinging
D．vibrating
答案
答案：A
fluctuating。考查独立结构和动词词义辨析。本句前一部分是"with+名词+现在分词短语"的独立结构, 做状语。Fluctuate指物价, 标准等的波动。wave飘扬, 挥舞; 招手; (庄稼的) 波动。Swing摆动, 摇摆; vibrate振动。可见, 根据题意, 只能选A. fluctuating.