She looked up with a puzzled (frown) on her face.
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He gave me a (guarantee) that it would never happen again.
A. 打折
B. 保证
C. 感激
D. 轻松
Her voice (trembled) with excitement.
A. 经受
B. 激动
C. 漂流
D. 颤抖
A (tremendous) amount of work has gone into the project.
A. 巨大的
B. 极好的
C. 临时的
D. 复杂的
We've put down a 5% (deposit) on the house.
A. 条约
B. 宽度
C. 定金
D. 学费