题目

图甲中游标卡尺测长度时，可以准确到    ▲  mm，读数为    ▲   mm；图乙中螺旋测微器读数为  ▲  mm        答案：0.05 （2分）   7.25  （2分）  9.198—9.200（2分）解析:略 Thank you for your offer invite me to the free  (1) _____summer English course in your school. As for my (2)_____choice of the two courses, I’d prefer the five-weeks (3)_____course for 50 hours. This would allows me more (4)_____time to see your beautiful country while learned (5)_____language. I’d like to do some traveling and make (6)_____a few new friends. In all the subjects I’m learning (7)_____at school, I like English best. I hope me to take this (8)_____chance to improve my spoken English level as much (9)_____as possibly. I believe I will have a wonderful time (10)_____in England this summer.