301. The writer was always looking for suitable _____ to use in his next story.
A. contents B. articles C. notions D. ideas
[答案] D. ideas.
[注释] idea(= thought； picture in mind)念头，思想，想法。
302. He gave me some very _____ advice on buying a house.
A. precious B. worthy C. precise D. valuable
[答案] D. valuable.
[注释] valuable 宝贵的，有价值的，常可修饰advice， suggestion， assistance， discovery等名词。 precious“贵重的”如: precious metals(贵金 属)，precious stone(宝石)。
