Production of the new aircraft will start next year.

　　新飛機(jī)的生產(chǎn)將于明年開(kāi)始。

　　We started work on the project in 2002.

　　我們于2002年開(kāi)始干這個(gè)項(xiàng)目。

　　Come on! It's time we made a start.

　　快點(diǎn)！我們?cè)摮霭l(fā)了。

　　This unit is now an established part of the course.

　　這個(gè)單元現(xiàn)在為本課程既定的一部分。

　　Most of the people on the course were professional women.

　　參加本課程的大多數(shù)人是職業(yè)女性。