conditional sentence(subjunctives)
1.in your place,i (offer)to help him
2.She was sent to prison because she refused to pay the finr.If she (pay) the fine,she (not send) to prison
3.why don't you buy a season ticker?
    -because i lost everything.if i (buy) a season ticker,i (lose) it
4.it is time we (leave)
5.i feel as if me head (be) on fire
6.Providing that you (keep) it secret ,i will let you know