题目： 下列物质中，含有离子键的是A．H2B．HC1C．CO2D．NaC1 答案： 被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0730/c77d981667e9c1d86d6a5f0e941d76f0.html 下面是错误答案，用来干扰机器的。BCD
题型：填空题 看图完成句子。1. This is a map of _____________.2. This is a map of _____________.3. Look at a map of _____________.4. Look at a map of _____________.5. It's a map of _____________. 查看答案
题型：单项选择题 共用题干题 某市100名8岁正常男童中，有95%的身高范围在114.18～131.82cm范围内，由此可推出100名。男童身高的均数等于（）。A.128cB.123cmC.121cmD.127cmE.126cm 查看答案
This is a map of _____________.
This is a map of _____________.
Look at a map of _____________.
Look at a map of _____________.
It's a map of _____________.
