用they used to keep pets.否定,疑问各造两句话,翻译

murrowhuang 1年前 已收到3个回答 举报

lostfigo 幼苗

共回答了20个问题采纳率:85% 举报

否定句
they used not to keep pets
they used to keep no pet
疑问句
一般疑问句did they use to keep pets
特殊疑问句what did they use to keep

1年前

4

碎月寒星 幼苗

共回答了1个问题 举报

否定:they did not use。。。(同上)疑问:did they use to。。。

1年前

2

zs-0431 幼苗

共回答了17个问题采纳率:88.2% 举报

they are not used to keep pets / do they used to keep pets?

1年前

1
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