题目内容：

根据句意及汉语提示，写出各单词的正确形式，每空填一词。

1.Nothing can prevent us from ____________ (实现) “The China Dream”.

2.Doctor Wang became a crazy mountain climber in his __________ (四十).

3.The speech seemed endless and there appeared many ______ (厌烦) looks on the audience’s faces.

4.“Don’t be nervous when facing a hard choice. Just stay ____________ (放松) .” Mother always encouraged me.