--Wild animals are important for us and we should care for them well.-- ________ We should do something to protect them.A. I’m not sure.B. You’re right. C. Sorry to hear that.
—_______ are you leaving for Shanghai? —In a couple of months.
—This is _______ fascinating museum I have ever visited. —Yes. I’ve never seen a _______ one.
Stephen Hawking thinks _______ important to have hope in bad situation.
Robert is away. He _______ America since last week.
—Why are you packing so many books? —I’ll _______ to the kids in West China.