You’d better leave now ______ you can catch the early bus.[ ]

What does Millie like eating I want to buy some food for her.—Millie, her mother, enjoys eating fruit.

Donnais very ____.She always has many new and good ideas. —So sheis.

____ from space, our earth, with water covering 70% of its surface, appears as a “blue planet”[ ]

The air in Taizhou is getting ________ cleaner now than a few years ago.