夯實(shí)基礎(chǔ)：大學(xué)英語四級(jí)詞匯真題大匯集

　　35.Mr.Black was in the_______，standing there dumbfounded，not knowing what to do.

　　A.dark B.dusk C.dawn D.dam

　　［答案與譯文］A.布萊克先生不知就里，站在那里目瞪口呆，不知怎么辦好。

　　［辨析及搭配］A.dark黑暗，in the dark在黑暗中；不知情；蒙在鼓里。例句：Parents often keep their children in the dark about their presents on New Year's Eve.新年前夕，父母親常常不讓孩子們知道他們的禮物。B.dusk薄暮；黃昏：It is hard to see clearly at dusk.黃昏時(shí)難看清楚東西。C.dawn黎明；破曉。例句：They take their boat out every day at dawn.他們每天黎明時(shí)起航出海。D.dam大壩。

　　36.An unexpected guest_______ on us last night.

　　A.decreased B.declined C.descended D.dropped

　　［答案與譯文］C.昨天晚上，一位不速之客突然來到我們家。

　　［辨析及搭配］A.decrease減少；降低。例句：The number of illiberal people is decreasing gradually.缺乏文化素養(yǎng)的人數(shù)在漸漸減少。B.decline下傾；下降；下垂。C.descend下來；下降；突然來訪(與upon，on連用)。例句：Amy descended upon us at Christmas.艾米在圣誕節(jié)時(shí)突然來訪。D.drop落下；下降；滴，drop by ／ in ／over ／round順便來訪。