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凤蕊宋5009It's time for Tim - -----. A.to go to bed B.goes to bed C.bed D.go to bed -
钮面怨18470362670 ______ A

凤蕊宋5009正四棱椎S - ABCD中,高为a,底面边长2a求相邻两个侧面所成的二面角.E点从S向C运动,求∠BED的变化情况. -
钮面怨18470362670 ______[答案] 当E在点S处时,∠BED=∠BSD=arccos0.2 当E在点C处时,∠BED=∠BCD=90° ∠BED的变化情况为从arccos0.2到90°

凤蕊宋5009it's bad for you to stay( )all day -
钮面怨18470362670 ______[选项] A. in a bed B. in the bed C. in bed D. on bed 急

凤蕊宋5009改错:It's time go to bed now.time是A go是B to bed是C now是D,我觉得是A或B,但不知道哪个更贴切. -
钮面怨18470362670 ______[答案] B错了. It's time to go to bed now.是起床的时候了. It's time to do sth.是一个固定结构,意思是“是做某事的时候了”.其中It是形式主语,真正的主语是to do sth.

凤蕊宋5009Don't read ( ).A.at bed B.in bed C.in the bed -
钮面怨18470362670 ______[答案] 很高兴能够在这里回答你的问题, 选B in bed 躺在床上 in the bed 在床里面 不要躺在床上看书.

凤蕊宋5009Don't read - _____ - -
钮面怨18470362670 ______[选项] A. in bed B. on bed C. in the bed D. on the bed 答案+原因,

凤蕊宋5009The doctor asked her to stay - --for two or three days -
钮面怨18470362670 ______ A:医生要她留在床上躺了三天 B:肯定错的 C:医生要她卧床休息为两个或三个 D:医生要她卧床休息了两个或三个 依次翻译各个答案,我是不懂你自己斟酌,貌似是A 因为BCD均翻译不通 不过似乎有stay in the bed这个词组只是翻译软件无法用这个词把句子连起来 真糊涂啊

凤蕊宋5009it's nine o'clock.it's time bed(填空)A.for B.to C.for go to -
钮面怨18470362670 ______[答案] 现在九点了.到去睡觉的时间了. It's time to go to bed. It's time for bed. 这是固定搭配 所以选A

凤蕊宋5009(2009•娄底)如图,已知AC∥ED,∠C=26°,∠CBE=37°,则∠BED的度数是( ) -
钮面怨18470362670 ______[选项] A. 63° B. 83° C. 73° D. 53°

凤蕊宋5009他躺在床上怎么翻译?能说he is on the bed. -
钮面怨18470362670 ______[答案] he lies on the bed