【单选题】— My father has a very sore throat . — .
【简答题】A.That's all right. B.I don't think so. C.Sorry to hear that. D.Be careful.
【单选题】在使用铣床快速进给按钮或手柄时,操作者应注意()。
【简答题】加工M15内螺纹的螺母,其底孔直径应为____ 。
【单选题】— I’m leaving for Qingdao tomorrow. —
B.
I’m sorry to hear that.
【单选题】— My mom is ill in hospital. — . [ ]
B.
I'm sorry to hear that.
【单选题】—I did badly in my English exam. — .
C.
I’m sorry to hear that.
【单选题】—I am going to Beijing for my holiday. — [ ]
A.
I'm sorry to hear that.