a,an ,the 的复数形式怎么改?比如说 an orange 是否改成 are oranges?

a,an ,the 的复数形式怎么改?比如说 an orange 是否改成 are oranges? There is an orange in the bag .改成复数形式 That is an orange.怎么改成复数形式 it is an orange,he is my friend 改成复数形式.还有,英文的家谱怎么写?____ tree 改成复数形式It is an apple?It isn't an orange orange.Here is your orange an orange oranges是什么意思 Is there an orange on the table?改为复数形式 is my car.it is “ ”A an orange B the orange C oranges D oran I like ___.A.oranges B.orange c.an orange Is that an orange的复数形式是什么? This is an orange(变成复数形式) that’s an orange变复数形式