1 . The guy woke up from a f_________nightmare last night and didn’t fall asleep again. (根据首字母单词拼写)

2 . A sudden stop in a car ride can be a very f ________ experience，especially if you are travelling at a high speed. (根据首字母单词拼写)

3 . I found it really f_______ to walk alone on a silent and empty street at night. (根据首字母单词拼写)

4 . The f______scene in the haunted house (鬼屋) almost scared them to half death. (根据首字母单词拼写)

5 . It’s f__________ to think what could happen if terrorists did blow up the government buildings.

6 . It was a very f___________ (令人害怕的) journey in the desert. (根据汉语提示单词拼写)

7 . I found it f_____to see a stranger standing before bed when I woke up. （根据首字母填空）