问题 单项选择题

用药时,药物放入牙周袋后需立即用3%双氧水缓慢冲洗的药物是()

A.碘甘油

B.复方碘液

C.碘氧液

D.碘化银

E.亚砷酸

答案

参考答案:C

句型转换

将下列句子改为否定句和一般疑问句并作肯定和否定回答。

1、Liu Tao is going to USA next month. 

                                                         

                                                          

                                                          

2、I will try my best to win the match. 

                                                      

                                                      

                                                      

3、There will be a singing contest tomorrow afternoon. 

                                                                              

                                                                              

                                                                              

4、My father is going to buy a bike. 

                                                  

                                                  

                                                  

5、They are going to do some shopping tomorrow morning. 

                                                                                     

                                                                                     

                                                                                     

6、We will meet at six tomorrow evening.

                                                          

                                                         

                                                          

7、I'll join them. 

                        

                       

                       

8、It is going to snow.

                               

                              

                               

9、We are going to have a birthday party for Lily. 

                                                                     

                                                                    

                                                                       

10、I will help you with your Maths.

                                                   

                                                  

                                                      

11、My friends are going to see me this evening. 

                                                                    

                                                                    

                                                                    

单项选择题