1 . Smiling and laughing has actually been shown to relieve ________ (tense) and stress. (所给词的适当形式填空)

2 . A sense of humor can also help to ease the ________(紧张)between people. （根据汉语提示单词拼写）

3 . There is mounting ________ (tense) along the border between Russia and Ukraine. （所给词的适当形式填空）

4 . The signing of this agreement will ease the international________, which might bring an end to conflicts between countries.

A．tension

B．regulation

C．process

D．affection

5 . Smiling and laughing has actually been shown to relieve t________ and stress. （根据首字母单词拼写）

6 . With a lot of dispute to settle, the ___________ (紧张关系) between the two countries is likely to remain. (根据汉语意思单词拼写)

7 . The sudden t________ on the fishing line indicated that I had hooked a fish. (根据首字母单词拼写)