what is your sister's job中为什么用is

what is your sister's job中为什么用is what is your sister look like的同义句为什么是what is your sister lik what is your job?可以说成what your job is? what is your ideal job? what is your job about what is your job 回答 What is your mother's job?写出同义句. What is your mother's job[同义句] What is your father's job?(改为同义词） what is your uncle's job改为同义句 What is your sister like 为什么What is your parents' job?中的parent是复数却不用are而用is?