根据下面的对话情景，在每个空白处填上一个适当的句子，使对话的意义连贯、完整。

A: Hello! 65772896.

B: Hello! This is Lucy. 1.                         ?

A: Yes. This is Alice speaking. 

B: 2.                        ?

A: I'll have nothing to do this evening. I've finished all my homework.

B: 3.                        ? I've got two tickets for the movie "Superman".

A: Sure, I'd love to. I want to see "Superman" very much. I've heard it's so exciting. 4.                       ! Then

    I would do everything I have always wanted to.

B: That's impossible. By the way, 5.                           ?

A: Let's meet at the No. 3 bus stop at 6 pm.

B: OK! See you then.

坚持科技强警，提高公安队伍战斗力的途径有( )。

A．坚持向科技、教育要警力，要战斗力
B．把教育、科技放在优先发展的战略地位
C．不断提高公安队伍的文化素质和业务素质，提高公安装备的科技含量
D．用现代科技武装公安机关，以适应打击日益严重的职业化、技能化、智能化的刑事犯罪的需要