填空：-it green? It is an orange orange?(变成一般疑问句) — — an orange orange?this is a good pen.(变成否定句)this—a good pen

填空：-it green? It is an orange orange?(变成一般疑问句) — — an orange orange?this is a good pen.(变成否定句)this—a good pen
填空：-it green? It is an orange orange?(变成一般疑问句) — — an orange orange?
this is a good pen.(变成否定句)this—a good pen

填空：-it green? It is an orange orange?(变成一般疑问句) — — an orange orange?this is a good pen.(变成否定句)this—a good pen
Is it an orange orange?
This isn't a good pen .