试比较大叶性肺炎充血水肿期和慢性肺淤血时肺部的病理变化。

A. supermarket              

B. park                        

C. library

3. When do we use umbrella and boots? It's _____.     

A. rainy                    

B. sunny                      

C. windy

4. It's a thing. When you go on a trip and take some pictures, you will take it. It's a _____.     [ ]

A. tent                      

B. umbrella                    

C. camera

5. What has hands but no feet, a face but no eyes, tells but does not talk? It's a _____ .           [ ]

A. table                    

B. blackboard                  

C. clock