根据括号内的汉语提示，完成句子。

1. We have ______ (成功) in launching manned spaceships.

2. The Party is considering ______ (提供) the farmers with more care.

3. He is a little weak in _______ (发音).

4. There is no _______ (发现) in the research for the cause of the earthquake.

5. The students wrote best wishes on the blackboard with colored ______ (粉笔)

6. The scientist is a ______ (有创造力的) man.

13号、13A型车钩用新型上锁销与原型上锁销相比增加了（）。