问题补充:
My sister is a teacher.(改为否定句) My sister
答案:
改为:My sister isn a teacher.
======以下答案可供参考======
供参考答案1:
isn 供参考答案2:
isn
时间:2020-01-31 17:38:26
My sister is a teacher.(改为否定句) My sister
改为:My sister isn a teacher.
======以下答案可供参考======
供参考答案1:
isn 供参考答案2:
isn