【正文】
ten and number the things in the picture [14].behgdafc2a Listen and number the things [16].23 4562b Listen again. Find the things from 2a and number them in the picture [16].2 34561c Practice the conversation in 1a with your partner. Then make your own conversations using the words in the box. on in underA: Where39。These are my are students.( they指代 my brothers)I have two are interesting.( they指 two books)( 2) on介詞,意為 “在 …… 上面 ”,其后常接名詞或代詞構(gòu)成介詞短語,表示位置關(guān)系,強調(diào)一物在另一物的表面上,