问一下They can walk up windowpanes because their feet have silk

问一下They can walk up windowpanes because their feet have silk I can't ____(walk) because my feet hurt. put their feet up birds can fly high because they have their wings改成同一句怎么改 because they fly so much,they have poorly developed feet.的翻译 they can stand up and walk 〖 〗water! they can't see clearly because their eyesight is poor I have four feet.But I can't walk.What an I have four feet.But I can not walk What am I have four feet .But I can not walk.What am They try to walk （quiet）because their father is sleeping. 正确形式填空They(spend)all their money,so they have to walk home.