2017年センター試験

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(1)
Keita: You have so many things in your room.
Cindy: I know. Actually, (difficult / find / I / it / keep / to) it neat and clean. [センター 2017本]


(2)
Ted: Professor Jones suggested that I rewrite this essay.
Jack: Oh, well, (a few / cost / hours / it / may / you), but I'm sure you'll get a higher grade on it. [センター 2017本]


(3)
Rita: Daniel and I have to go home now.
Father: Oh, (are / earlier / how come / leaving / than / you) usual? I thought you were going to stay for dinner. [センター 2017本]


(4)
Daisy: Where's your portable game player?
Atsuko: My mom (away / from / it / last / me / took) night because I was playing with it too much. [センター 2017追]


(5)
Son: I'm worried that I'm going to get a bad grade in history.
Father: Well, be sure to hand in all of your assignments. Other than that, (can / do / else / nothing / there's / you). [センター 2017追]


(6)
Student: Ms. Hammond, what's the main cause of global warming?
Ms. Hammond: We don't know exactly, but the greenhouse effect (associated / be/ is / thought / to / with) it. [センター 2017追]