how long is your mom gonna be with us 这句话对吗为什么会有两个be动词呢

How long is your how long is your mom gonna be with us 这句话对吗为什么会有两个be动词呢 is how mom your tom连词成句是连词成句哦! how long is your desk?怎么回答 How long and how wide is your classroom? how is your mom?开头为什么要用how提问呢 请翻译：How is your mom now?Very bad today,time is short for her. how long is your legs还是how long are your legs?how long is your legs还是how long are your legs?请问这两个到底哪个才是对的呢?还有How big is your feet? This invitation is for your mom,对your mom提问 How long is one erection of your penis? how long is your school day?怎样回答 How long is your school day?要回答 How long is your school day?完整回答 How long is your English book?是什么意思?怎么回答? How long is it since your father_____an engineer?（become） How long is your arm?怎么回答.假如问你How long is your arm?你怎么用英语回答。 (How long does) it take you to walk from your home to your office?为什么是How long does?How long is为什么不行 My Mom is like your Mom when I was young.