单选题：(2013·四川，5)—Why are your eyes so red？You________have slep..

题目内容：

(2013·四川，5)—Why are your eyes so red？You________have slept well last night.
—Yeah，I stayed up late writing a report.A．can'tB．mustn'tC．needn'tD．won't

参考答案：

E-Commerce ______ mislead customers at times even though it'..

E-Commerce ______ mislead customers at times even though it's more convenient and faster in general.A．shallB．shouldC．canD．must

分类：情态动词题型：单选题

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分类：情态动词题型：单选题

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分类：情态动词题型：单选题

Don’t use water to put out the fire if oil catches fire. As is known, oil ____ float on water.A．shallB．mustC．mayD．will

分类：情态动词题型：单选题

________ you interrupt now? Can’t you see I’m on the phone?_ Sorry, Sir, but it’s urgent.A．Can B．ShouldC．MustD．Would

分类：情态动词题型：单选题