We can never expect ________ bluer sky unless we create________ less polluted world.

Would you like to go to a movie with me—-I’d like to__________ you don’t want to go alone．

Try ______ more books, and you willfind it’s good to read books.

Bears ______ fat stores throughout the summer and fall to have energy enough to last them through winter sleep.

下列各句中，句式特点与例句相同的一项是（ ）例句：奉晨昏于万里