C22.“长年累月”不要写作“常年累月”。23.“差强人意”的“差”是指大略、稍微,这个成语是指大体上使人满意,不要误用为表示“不合主观意愿”。24.“彩”与“采”,都是多义词,应根据不同的义项加以辨别。一般来说,在表示具体事物时用“彩”,如“节目精彩”“剪彩”“彩排”;在表示抽象意义时用“采”,如“神采”“兴高采烈”。 C22. “For many years,” do not write “perennial”. 23. “Poor” meaning “bad” means general, slightly, this idiom means generally satisfactory, do not be mistaken for “no subjective will.” 24. “Color” and “mining” are polysemous words, should be based on different senses to be distinguished. In general, “Choi” is used when expressing concrete things, such as “Rehearsal” and “Rehearsal” “Rehearsal”. In expressing abstract meanings, “Adoption” such as “Adoption” and “Enthusiastic” are used.