【题目】My grandma some tangyuan for us just now. ( )

【题目】People use plastic bags and bottles. ( )

【题目】Wood from trees. ( )

【题目】You can’t take any food the bookshop. ( )

【题目】My father a big fish in the river yesterday. ( )

【题目】Listen! Someone in the classroom. ( )

【题目】The sign you can’t litter here. ( )

【题目】——What can we do our classroom clean? ( )

【题目】We shouldn’t drive and use plastic bags. ( )

【题目】My grandpa letters his friends twenty years ago. ( )