1 . 开始打雷的时候，他们可能落在了后面，还走错了路。(might, fall, take)
When the thunder started, ________ and _____.

2 . — Where will you start your work after graduation?
— Mmm, it’s not been decided yet. I____ continue my study for a higher degree.

A．need	B．must
C．would	D．may