选择合适的词填空，使每句的意思完整。
of in like over till
1．The horse looks _____ a mule.
2．Where did you go ______ the winter holiday?
3．We took many photos _____ the beautiful countryside.
4．These grapes won’t be ready _____ August.
5．It’s dangerous（危险的） to sit _____ a basket on the front of the bike.
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