1、用a和an填空.1.———orange 2.———apple 3.———useful book 4.———"m"5.

1---311.用a或an填空——orange     2.——exercise book &nbs 填空：-it green? It is an orange orange?(变成一般疑问句) — — an orange ——Which would you like,an apple or an orange?——（）,thanks.I t This book is （——）orange.It‘s（——）orange book.有四个选项,分别是/ ,a /, 选词填空.what are you doing?i'm—— an interesting book.( )a.looki （单数句子变成复数） 1.This is a map.2.That's an orange orange.3.—What That is an orange改为否定句咋改啊!That ————an orange 英语翻译11.—Would you like an orange juice —An orange juice,plea I find——orange in my desk .____orange is very big .A.an,an B 一道英语选择题：——Would you like orange juice or apple juice?——_____ Eat an apple every day=— — eat an apple every day. There were apple trees,orange trees and pear trees.(改为—般疑问句并