人教四年级下册英语There Be微课课件
人教四年级下册英语There Be微课课件第4页

选择:A is B are 1.There ( ) a book in the desk. 2.There ( ) a pen in the pencil-box. 3.There ( ) a pencil-box in the bag. 4.There ( ) some milk in the bottle. 5.There ( ) two books in the bag. 6.There ( ) four pencils in the bag.