Don’t ______ others too much. You should do things by yourself.
—I havelearning math and I'm so worried. Could you help me? —Sure. I'd be glad to.
—I hear Mario never tells a lie. —That's right. He is anboy.
—is the population of your factory? —It has apopulation because it's a new factory.
—How long? —For two years.
—I saw Mr.Smith in the office at ten yesterday morning. —That's impossible. Hean Enghish party with us then.