根据句意及首字母,写出句中所缺单词!
1:There are sixty (m )in an hour.
2:In North America,some students usually walk or (r )bikes to school.
3:Playing soccer must be a lot (m )fun than watching TV at home.
4:(“H )does your brother go to school every day?”“On foot”
5:I need to see my friend.She is (i )in hospital