题目

He ______ much food _____the poor family during the hard time.          A. provided; to     B. offered; with    C. provided; with       D. provided; for 答案：D4．三个数log2$\frac{1}{5}$，20.1，2-1的大小关系是（　　）A．${log_2}\frac{1}{5}\;＜{2^{0.1}}\;＜{2^{-1}}$B．${log_2}\frac{1}{5}\;＜{2^{-1}}＜{2^{0.1}}$C．${2^{0.1}}\;＜{2^{-1}}＜{log_2}\frac{1}{5}$D．${2^{0.1}}\;＜{log_2}\frac{1}{5}＜{2^{-1}}$