can you see in the tree–I can seebirdsin the tree.

17In the United States, bus travel doesn’t cost much as train travel, 　　?18

Hi, Tracy, you look tired—— I ________ the living room for three hours

Miss. li, can I use your scissors—Sure. But you ________ give them back before the class.

_______ our food ________,we had to walk to a village for help.