1 . After she completes the project, she’ll have ________ (没什么要担心的).(worry)（根据汉语提示完成句子）

2 . No other technological development has had _______as the growth of electronics on so many aspects of social, economic, and cultural development. (impact)
没有哪项技术的发展像电子技术这样，对我们的社会、经济以及文化等诸多方面产生过如此重要的影响。

3 . She has an excellent          (对名字的记忆力), which helps her quite a lot in her work . (memory）

4 . At the award ceremony, Mr. Jackson said, “For me, there has been ______ （没有更大的回报） than your support.”（great）

5 . ________(把钥匙握在手上), he looked for them everywhere.