----what’s this?----It’s key.(It's a key.)
what’s color is the bag?(What's the colour of the bag?)
This is a pen.the pen is a red.(The pen is red "可加 in colour 在后“.)
----what’s this?---It’s a orange.(It's an orange.)
It is a book on English.(It's a book in English.)
二.写出下列缩略词的汉语意思
1.UN (不)
尽力了.