Thenewdiscovery_______beofgreatservicetomankind.
更新时间:2024-11-24 05:45:43 A、isboundtoA
be bound to：注定要，一定会。本题中主语是 The new discovery ，所以谓语动词要用is。句意：这项新发现对于人类必定大有用处。
Theboycomplained_______apaininhisstomach.
Decisiononwhetherthemessageisrightorwrongshouldatleastcomeafter_____whatthemessageis.
Nosoonerhadwereachedhome________aviolentstormbrokeout.
Themeeting_____nextweekwillbeofgreatimportance.
Heblamedhispoorperformance_____jetlag.
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