YLG-200列广机扩音机电路中85度开关是（）用。
A.应急推动
B.主用监控
C.超温告警
D.扩音告警
参考答案：C
完成下列图解，在标号处填上适当的文字．
①______ ②______ ③______ ④______ ⑥______．
Do you know _____this time yesterday?
A．what she is cooking
B．what is she cooking
C．what she was cooking
D．what was she cooking
