The silkworms were inside the cocoons. 否定句:_________________________________________ 一般疑问句:_________________________________________ 肯定回答:_________________________________________ 否定回答:_________________________________________ 划线提问:_________________________________________
The caterpillar on the leaf is ugly. 否定句:_________________________________________ 一般疑问句:_________________________________________ 改成一般过去时:_________________________________________ 划线提问:_________________________________________