Ⅰ.选择填空（共20小题，每小题1分，计20分）
1.---Will people live to be 300 years old? ---__________.
A. No, they aren’t B. No, they won’t
C. No, they don’t D. No, they can’t
2.The radio is too loud. Will you please _______ ?
A. turn it down B. turn it on C. turn off it D. turn it up
3. ---Lucy is doing her homework. ---Let's ask Lily _______.
A. but B. except C. instead D. instead of
