1. (2020七上·九龙月考)  阅读下列材料，从A、B、C、D四个选项中选出最佳答案。
     Look at these things. This is Mr. Brown's watch. It's blue. That is Jim's history(历史) book. It's green. Jim is my cousin. He likes history very much. Oh, what's that over there? It's a yellow bag. A set of keys is in it. It's Mrs. Brown's. Look at the card. What card is it? It is a school ID card. The number is 20194236. Is it Jenny's? No, it isn't. It is Bob's. Bob is my brother. He is looking for his school ID card. What about this white ruler? It's Mary's. And the red pen is hers, too

1. （1） The history book is ____. 

   A . Bob's B . Jim's C . Mr. Brown's D . Mrs. Brown's
3. （2） Mrs. Brown's bag is ____. 

   A . blue B . green C . white D . yellow
5. （3） The number of the school ID card is ____. 

   A . 20914326 B . 20165873 C . 20194236 D . 20173915
7. （4） Jim is Bob's ____. 

   A . cousin B . brother C . father D . teacher
9. （5） Mary has a ____. 

   A . blue pen B . white ruler C . green card D . yellow watch