英语初一上册的介词专项训练答:in,on,under,at,of,about,for,from,to,with,after,before At:1.We begin classes ___ about 8:00.2. We all like working ___ China.3. Her mother usually gets up ___ six thirty.4. The store has shirts___ a great price.5.Look ___ the picture.6.Please call Jim ...