题目内容：

几道英语时态题,有些不懂,
1.That pen pound note belong to me
A.Yes,it belong B.No,it doesn't C.Yes,it is D.No,it isn't 答案是B为什么不是A呢?
2.How( )it in english?
A.you say B.do you say C.to speak 我感觉应该选B 但具体为什么呢?
3.I will not help you with your English if I ( ) time tomorrow,
A.don't have.B will not have C am not ,答案应该是A,但为什么不选C呢?是一般现在时基本上都用 do-does-did吗?
4.Next month my father （ ）to Chinafrom America
A.returns B.are returning C.are going to return D.would return 但为什么不选BC呢?不是有 next month吗?
5.He said he would help me with me maths if he ( )free.
A.was B.will be .C.would be .D is 为什么不用完成时呢?