Jack’s mother tells Jack and his brother John to clean their yard. John goes to his room and tells Jack to clean the yard. 

Jack cleans the yard. One hour later, his brother comes out. John brings something like a vacuum(真空吸尘器). Jack looks at John and asks, “What is this?” John says, “It is Toratazaloo. It is a great invention. We can use it to clean the yard or house.” Jack watches John when he uses his invention, but it doesn’t work. John looks at it and checks it. 

One hour later, John uses his invention to clean their yard. The yard is clean. Jack says, “John, you are so great!” They are very happy. The two boys tell that to their parents. They are surprised.

1.Mother tells Jack and John to _______.

A play sports

B watch TV

C clean the yard

D have breakfast

解析：选C。细节理解题。从“Jack’s mother tells Jack and his brother John to clean their yard.”可知，Jack和John的妈妈让他俩打扫院子。

2._______ makes Toratazaloo.

A Jack’s mother

B Jack’s father

C John

D Jack

解析：选C。细节理解题。由“John brings something like a vacuum.”和“John says, ‘It is Toratazaloo.’”可知，Toratazaloo是John发明的。

3.What is Toratazaloo?

A A ball.

B An invention.

C A key.

D A camera.

解析：选B。细节理解题。从John的话“It is a great invention.”可知，Toratazaloo是一项发明。

4.Jack thinks John is ________.

A lazy

B great

C shy

D strict

解析：选B。细节理解题。根据Jack对John说的“John, you are so great!”可知，Jack认为John很厉害

5.What’s the best title (最佳标题) for the passage?

A A Great Invention

B A Great Mother

C How to Clean the Yard

D Why to Clean the Yard

解析：选A。主旨大意题。本文主要向我们讲述了John的一项伟大的发明，Toratazaloo。