问题
单项选择题
AX--320型电焊机属（）。
A、漏磁式交流弧焊机
B、三电刷裂极式弧焊机
C、硅整流式弧焊机
答案
参考答案：B
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AX--320型电焊机属（）。
A、漏磁式交流弧焊机
B、三电刷裂极式弧焊机
C、硅整流式弧焊机
参考答案：B
| 选词填空。 | |
China. She has a twin sister, Kate. They look the 2. . Every day, they 3.____ to school together. Jane usually rides a bike on Saturday. Kate likes 4.___ pictures. Their father and mother 5. in China. Their father drives a car to work. Their mother goes to work by bike. |