【正文】
A pen An apple A bag a an ? a和 an都是“一個(gè)”的意思,用在單數(shù)的可數(shù)名詞前 ? a用在輔音音素開頭的單詞前, an用在元音音素開頭的單詞前 Please practice with your partner with the following items What are they? They are…. What other objects can you see in the classroom? one door two windows three boys four girls five pens six rulers seven bags eight d