Scientists have worked hard to figure out average air temperature in order to see how much these have changed．One of our best estimates is that the Earth has warmed up about 1 F°in the past hundred years．That may not sound like much, but for the planet even small changes in temperature have big effects．

Question：If there were a paragraph following this passage, what would it most probably talk about?

Dad did so many things for me during my primary school years．He asked the school bus driver to pick me up at my house instead of the usual bus stop that was six blocks away．He always had my lunch ready when I came home-usually a sandwich that was shaped for the season．My favorite was at Christmas．The sandwiches would be covered with green sugar and cut in the shape of a tree．

Question：The author lists so many details in order to show________．

There are two general kinds of voice lifts．In some cases, implants are inserted through an incision(切口)in the neck to bring the vocal cords(声带)closer together．Doctors also inject fat or other substances to make the cords bigger so that the voice sounds younger．

Question：If one has a good voice, we can say ________．

-Her face _________ great joy when Mrs．White knew that her son had been admitted to Harvard．

-Which of the following is wrong?

-Tom, pass me that basket!

-Can’t you see that basket _________ Ping-Pong．

--What’s the ________ of the fire?  

--Sorry. I’m not sure of that.  

-Excuse me, can you tell me where I can find a supermarket?

-I happen to know ________ nearby. Come on, I'll show you the way.

-_________ do you think of the film?

-Oh, very excellent．We never thought everyone in my village had a curiosity _________ this kind of book．

—He wants to have ________ word with you.

—I know ________ word has come that I'm the next person he wants to talk to.

—Good evening, Mr. Pierce .I'm sorry to bother you. But it's the fourth of December today.

—Oh, Mrs Baxter, ________ rent! I m sorry it's late. I'll write to you ________ check right now.