Questions 147-149 refer to the following letter.
Dear Sirs,
We were very surprised to learn from your call today that one of the books you ordered was damaged. We calked our warehouse manager this afternoon and he confirmed that a new replacement will be delivered to you by DHL by tomorrow (147) the latest.
We truly regret the damaged delivery and the inconvenience it (148) you.
We have (149) taken the matter up with DHL and are sure that this will not happen again not only to you, but also to all our cherished readers.
Meanwhile, may we suggest that you trust us again and do business with us continuously.
A. yet
B. still
C. already
D. too
参考答案：C
解析：初级问题 already是在现在完成时中经常使用的副词。表示“过去做了某事，结果持续到现在”的意思。not yet使用在否定句中；still用在一般现在时或现在进行时中。另外，也请整理并记住too…to do和too的主要用法。
[高频词语] manufacture(n.) 制造(的产品)； (vt.) 制造 a full range of 全范围的 take it that… 认为……，相信…… of quality 品质好的 call on 拜访 craftsmanship 技巧，技术 appeal to 向……呼吁