I,
1, A
2, A
3, B
4, C
II,
1, D
2, A
3, B
4, C
5, A
6, A
7, C
8, D
III,
1, They often play table tennis or badminton.
2, They go swimming in the swimming pool.
3, Yes, they do
4, They often practise playing musical instruments in the school musci room.
5, Yes, they do
IV,
1, go
2, are doing
3, playing
4, skip
5, rehearsing