完成下面问题
⑴它是大的。____ A. He is tall.
⑵他是高的。____ B. He is short.
⑶他是矮的。____ C. They are happy.
⑷他们是开心的。____ D. It's big.
⑸它们是伤心的。____ E. They are sad.
函数f(x)的定义域为R,f(-1)=2,对任意x∈R,f'(x)>2,则f(x)>2x+4的解集为( )