This unit is now an established part of the course.

　　這個單元現在為本課程既定的一部分。

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

　　現在根本沒有足夠的.時間趕到那兒。

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

　　現在是對房地產市場投資的好時機。

　　Now let me see ─ how old is she now?

　　讓我想一想，她現在多大了呢？

　　Now is a good time to buy a house.

　　現在買房子正是時候。