根据标点，用现在进行时态连词成句。

1. he, do, his, homework       

                                                                      .    

2. they, what, talk, about      

                                                                     ?    

3. Bob, talk, on, phone, the      

                                                                     .    

4. Tom, Jim, talk, to, who, and       

                                                                     ?    

5. What, do, you      

                                                                     ?

()运输工具的技术速度对于货物运输而言更具有实际的意义。

A．正确

B．错误