Ⅰ、1、junk
2、coffee
3、Hiealth
4、through
5、Although
Ⅱ、6、to exercise
7、asked
8、talkingy
9、to learn
10、is
Ⅲ、11-15:A D D B C
16-20:C A D B B
Ⅳ、21、How many percent,use.
22、How often
23、How many
24、in my free time
25、don't,at all
V、26、Early,healthy
27、an eighteen-year-old
28、habits
29、rnaking,with
30、Eating,health