Read the text and complete the text by matching sentences a-f with gaps 1-5.
a. There is no steering, no brakes and absolutely no point
b. Our technique has been tried and tested many times
c. How extreme do you want to go
d. First, you will be provided with a wetsuit, a helmet and special gloves
e. Don’t forget your camera
f. But now, a way has been found to make it even more exciting
1) 　(1) 　 2) 　(2) 　 3 ) 　(3) 　 4) 　(4) 　 5) 　(5) 　__1__(完形填空)
.a
.b
.c
.d
.e
.f