This is a red apple.该成疑问句 lt‘s a ruler in English .对a ruler提

This is a red apple.该成疑问句 lt‘s a ruler in English .对a ruler提 lt,s a ruler in English是什么意思 That's a ruler.对 a ruler 提问.Is this an apple?改为复数句子. This is a red ruler 用a red ruler 提问 that’s a ruler in english（对划线部分提问,a ruler） this is an orange This is a jacket in English.(提问） The ruler is red.(提问） is,a,this,red,ruler 连成句 This is a red ruler对划线部分提问 What's this in English?的同义句 连次成句:in,this,is,English,ruler,a This is a ruler(对a ruler提问) ----- -----this? what's this in english .It's a ruler This is "a ruler".