他势必会参加这个会议。
tā shìbì huì cānjiā zhègè huìyì 。
He is bound to attend this meeting.
如果不努力,你势必会失败。
rúguǒ bù nǔlì , nǐ shìbì huì shībài 。
If you don't work hard, you are bound to fail.
这次考试势必会很难。
zhècì kǎoshì shìbì huì hěn nán 。
This exam is bound to be very difficult.