年距增长速度是年距增长量与去年的发展水平之比。（）
参考答案：错
解析：年距增长速度是指年距增长量与去年同期的发展水平之比。
—We decided Jack to take part in the competition.
—I couldn’t agree more. He studies and he is also the cleverest in his class.
A．to send; most hardly
B．send; most hardly
C．to send; hardest
D．send; hardest
