now是什么時(shí)態(tài)?

　　We're used to the noise from the traffic now.

　　現(xiàn)在我們已經(jīng)適應(yīng)車輛往來的噪音了。

　　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。

　　There isn't nearly enough time to get there now.

　　現(xiàn)在根本沒有足夠的時(shí)間趕到那兒。

　　Now is a good time to invest in the property market.

　　現(xiàn)在是對(duì)房地產(chǎn)市場(chǎng)投資的好時(shí)機(jī)。

　　Now let me see ─ how old is she now?

　　讓我想一想，她現(xiàn)在多大了呢？