1. 将下列句子译成英语。(1)这用英语怎么说?(2)这是一把钥匙。(3)请将它拼写出来。(4)这是什么颜色的?(5)黄色的。2.补全下列对话。A: _this?B: Its _apple.A: What _ is it?B: Green.A: Can you _ it?B: Yes, G-R-E-E-N.3. Complete the following dialogue.M: Good morning, HelenW: Good _, Alex.M: Look! What _ this in English?W: Its a _.M: Spell it please.W:_ .M: What color is it?W: Its _ .