用所给词的适当形式填空
【小题1】If I ____________（be）in your position，I would do it in a different way.
【小题2】If I ____________（come）earlier yesterday，I would have seen him.
【小题3】____________ the earthquake happened during the daytime，there would have been fewer deaths.
【小题4】If I had worked harder at school，I ____________（have）more choices in seeking job now.
【小题5】____________ it rain this weekend，we would have to call off our picnic.