问题
单项选择题
在扩孔时，应把钻头外缘处的前角修磨得（）。
A、小些
B、不变
C、大些
D、以上均不对
答案
参考答案：A
搜题请搜索小程序“爱下问搜题”
在扩孔时，应把钻头外缘处的前角修磨得（）。
A、小些
B、不变
C、大些
D、以上均不对
参考答案：A
| 任务型阅读。 |
| The activities at weekends |
| Saturday ●8:30-9:30 Piano lesson Miss White ●10:00-12:00 Drawing Miss Yang ●14:30-16:00 English films Miss Li | Sunday ●8:00-11:00 Swimming club Gao Li ●14:00-16:30 Computer Mr Scott ●17:00-18:00 An English speech Mr Black |
| 上面是一张少年宫双休日活动安排表，请你根据表格完成下面的句子。 1.You can learn ________ from Mr Scott in the after-noon. 2.You want to learn drawing, so you can go there at around 9:45 on ________. 3.Gao Li teaches swimming for ________ ________ every Sunday. 4.Mr Black usually gives ________ ________ ________ on Sunday afternoon. 5.On Saturday you can enjoy ________ ________ from 2:30p.m to 4:30 p.m |