| A school clean-up activity | |
| Time | At _13_ next Monday |
| Requirements | Large and _14_ bags, and other tools |
| The head teacher's task | To help students and check the final work |
| Purposes | To make the school cleaner and develop students' practical skills and _15_ spirit |
(
B
)13. A. 3:30 p.m.
B. 4:30 p.m.
C. 5:30 p.m.
(
C
)14. A. soft
B. black
C. strong
(
A
)15. A. team
B. labour
C. class