there be句型的变形 there exist或there appear 的过去式怎么表达

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therebe句型的变形thereexist或thereappear的过去式怎么表达therebe句型的变形thereexist或thereappear的过去式怎么表达therebe句型的变形ther

there be句型的变形 there exist或there appear 的过去式怎么表达
there be句型的变形 there exist或there appear 的过去式怎么表达

there be句型的变形 there exist或there appear 的过去式怎么表达
there is
there are
there was
there were
there will be
there has been
there existed
there appeared

there existed
there appeared
例句:
There existed in his victory a remnant of defiance and of combat.他虽然已操胜券,却仍有挑衅和搏斗的余勇;
There appeared a group of aeroplanes in the sky.天空中出现了机群。
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