–What do you often do _____classes to relax yourselves?
---We often do eye exercises. Listen to music or do some running around the school.
A. in B. among C. between
–When _____for Australia, do’you know?
-I’m not sure. When he ______ . I’II let you know.
A. he leaves; leaves
B. will he leave; will leave
C. will he leave; leaves