In the original test，all the animals in a test group are given a substance _______ half of them die
更新时间:2024-11-02 11:32:50 A、unlessB
本题考查词义辨析。until：直到。符合句意，表示givenasubstance持续到halfofthemdie。
WilliamFaulknersetmostofhisworksintheAmerican(),withhisemphasisonthe()subjectsandconsciousness.
Amongthefollowingwriters()isgenerallyregardedastheforerunnerofthe20th-century“stream-of-consciousness”novelsandthefounderofpsychologicalrealism.
TheAdventuresofTomSawyerand,especially,itssequence()provedthemselvestobethemilestoneintheAmericanliterature.
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AftertheAmericanCivilWar,theliteraryinterestintheso-called“reality”oflifestartedanewperiodintheAmericanliterarywritingsknowantheAgeof().
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