用there is,there are; there was,there were 各编2个句字
用"There is ..." "There are ..." "There was ..."There were ..
there is ,there are there was there were
用“have,has,had,there is,there are,there was,there were”填空.
用There is/are,There isn't/aren't,There was/were,There wasn't
请你用there is\isn'there are\aren't there was\wasn't there were
请用There is/are,There isn't/aren't,There was/were,There wasn'
用 there is there are there was there were 分别造三个句子
There is ,there was,there were 造句
用there is/was,there are/were填空.There is/was用单数句和不可数名词前,there
用“there is,there are,there are't,there wasn't,there were,the
选用“have,has,had,there is,there are,there was,there were”填空.
用there is,there are,is there,are there填空.