Intheoriginaltest，alltheanimalsinatestgrouparegivenasubstance_______halfofthemdie
A、unlessB
本题考查词义辨析。 until：直到。符合句意，表示 given a substance 持续到 half of them die 。
Shedisagrees______him______everything.
considered()“thetruefatherofournationalliterature”.
Hemingway’s“IndianCamp”isoneofthefourteenshortstoriescollectedunderthetitleof().Thistitleisveryironicbecausethereisnopeaceatallinthestories.
Theteachertoldusthefact_______.
“MylastDuchess”isapoemthatbestexemplifiesRobertBrowning’s().
