题目

直接写出得数。40×500= 11×80= 540÷59≈ 300÷60= 421÷70 ≈ 420÷70=70×40= 203÷51≈ 640÷79≈ 60×15= 720÷79≈ 140x60= 答案：【答案】20000 880 9 5 6 6 2800 4 8 900 9 8400【解析】略 29. The teachers are said to have moved to that ______ building, where they can work and live better than before. A. newly-built red brick                      B. red newly-built brick C. brick newly-built red                      D. red brick newly-built