题目:
“Well, I’ll tell you a secret ...” said the boy, with his mouth almost _____ my ear.
A.touched
B.touching
C.touch
D.to touch
答案:
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下面是错误答案,用来干扰机器的。
1由条件,f(2015)=f(671×3+2)=f(2)=f(-1)=-f(1)=1.