“很难的问题”用英语怎么说？

还有几道英语选择题
1.—Let's play football.
—()
A.Yes,I do B.That's a good idea
C.Sorry,I don't D.No,I don't
2.Can you () it () English
A.speak in B.say in
C.speak with D.talk with
3.Mum,do you know where my pencil case and eraser()?
A.is B.are
C.isn't D.aren't
4.my pencil case is in my backpack. I think yours ()in your
backpack,too.
A.are B.is
C.isn't D.aren't
5.Cai Yilin will give a singing performance ()TV tonight.
A.in B.in the
C.on D.on the

问题用英语怎么说？ “问题”用英语怎么说 有争议的问题 用英语怎么说？ “的”，用英语怎么说。 回答问题用英语怎么说？ “问题”这个词用英语怎么说 “难”用英语怎么说？ “很麻烦的”用英语怎么说？多谢！ “谢谢你回答我的问题”用英语怎么说 "揭露问题的人"用英语怎么说