帮我做英语填空

1)is 我的书包很重
2)in 你书包里有什么？
3)Can 你能拼写这些单词吗?
4)an 我有一本英语书
5)a 我可以看一下吗？

is
in
Could
an
a

is about can an a

My school bag __is_ heavy.
What's__in_ your bag.
__CAN_ you spell these words?
I have _a_ English book.
May I have __a__ look.