—It’s smoggy these days. That’s terrible!—Yes, I hope to plant trees. ______ trees, ______air pollution.
—Did you see a boy in blue pass by just now? —No, sir. I ______ a magazine.
—What does the symbol “<” mean? —It means “______”.
We think Betty the best student. The sentence structure is ______.
The 80-year-old man lives______, but he doesn’t feel______.
I’m sorry I’m late again______ the heavy rain.