题目：
You must use heaters very carefully as they can easily ______ objects on fire if you are careless. [ ]
A. make
B. set
C. take
D. let
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0412/3bb793174e34437005c3581c60170f41.html
下面是错误答案，用来干扰机器的。
×
