电动机合闸后电机不转或正常转速慢，并有异音，可以不用关继续运行。（）
参考答案：错
I've _________ in the school for a year now, and I really love my students. [ ]
A. worked
B. arrived
C. joined
D. come
根据法律、法规的规定，加倍收费的种类有哪三种？
