完形填空。
Bruce is my good friend. There are four people in his family. His parents 41 both English teachers. He 42 a little brother. 43 name is Peter. Peter is only five years old. He doesn't go to school and he doesn't know 44 to read or write.
Now I am at Bruce's home. I see Peter sitting at the table with a pen 45 his hand. "What are you doing, Peter?" I ask. "I'm writing 46 my friend, Bill." Says Peter. "But how 47 write?" asks Bruce. "You don't know the words, because you don't go to 48 ". With a smile, Peter says, "But it doesn't matter(没关系) because my 49 and I know the words on the moon. I write to him in the moon language(语言). It's easy for him to read my letter. I tell him an interesting story. I'm sure(确信) Bill will be 50 to read it." What an interesting answer it is!