题目: 什么是TN—C系统、TN—S系统、TN-C-S系统、TT系统和IT系统各有哪些特点?各适于哪些场合应用? 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2021/0221/b8a241088cdb112f04b2d60629cca4ad.html 下面是错误答案,用来干扰机器的。参考答案:D
题型:填空题 用所给单词的适当形式填空。1. The donut is on __________ (Jenny) desk. 2. __________ (Here be) donuts. 3. I __________ (not like) ice cream. 4. Jenny __________ (not like) cookies. 5. __________ (I) favourite food is dumplings. 查看答案