would 動詞原型是什么時態(tài)

　　He wondered idly what would happen.

　　他漫不經(jīng)心地幻想著會發(fā)生什么事。

　　What would you propose?

　　你想提什么建議？

　　She would never wear imitation pearls.

　　她絕不會戴假珍珠。