—They sent the letter to me ______ mistake.A. by B. for C. on D. with

—They sent the letter to me ______ mistake.A. by B. for C. on D. with

查看答案

—They have done ______work these days.A. too much B. much too C. too many D. man

—They have done ______work these days.A. too much B. much too C. too many D. man

查看答案

泰勒斯认为万物之源是:()A.水B.火C.风D.原子

泰勒斯认为万物之源是:()A.水B.火C.风D.原子

查看答案

—The teacher asked all the students in the class to keep their eyes ______ fo...

—The teacher asked all the students in the class to keep their eyes ______ fo...

查看答案

—We are glad that we finally managed to get into contact ______ them.A. at B. on

—We are glad that we finally managed to get into contact ______ them.A. at B. on

查看答案