書名：怪物講師 P.247
題目：
The client that ______yesterday expressed his gratitude for receiving our excellent service.
(A) to him
(B) him
(C) to
(D) for
疑問：選A句子不是很完整嗎？有代名詞當受格使字句完整，雖然答案說client是移到前面當先行詞，後面不用加，但總覺得有加個代名詞him比較合理，各位是如何解體的呢？