选择题:( ) your attention, your homework could have beendone be

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选择题:( ) your attention, your homework could have beendone better
( ) your attention, your homework could have beendone better.
a.Given
b.giving
c.to give
d.give
选哪个?为什么?

a.Given
非谓语的题,主要看句子的主语,与非谓语动词之间的关系.
这句话主语是homework被动关系用过去分词
如果是主动,用ing

选择题:( ) your attention, your homework could have beendone be May i have your attention? could I have your? May I have your attention please? -Have you finished your homework? Have you finished your homework .have you_____(finish) your homework? ----Have you finished your homework? Have you finished your homework? i could be your girlfriend I could be your.歌名? 关于代词的选择题1.-Have you finished your physics homework yet?-No,I