–It is snowing heavily again in the north of China and the farmers suffer great loss.

–______ to people in the north, we’re lucky without a cold winter.

A．Comparing

B．If comparing

C．Compared

D．Bing compared

Begg细丝弓矫治器控制切牙的转矩时使用（）

A．欧米加曲

B．垂直曲

C．转矩辅弓

D．排齐辅弓

E．方丝上做转矩