2022 英语周报 八年级 外研 45答案

解析:由OQ=mOA+(1-m)OBm∈R可知,Q是直线AB:x-y+3=0上的点-D1-D,即求D到Q的距离的最小值,D是以C(30)为圆心,1为半径的圆上的点那么D到Q的最小距离,就可以看成圆C上的点到直线AB的最小值,即圆心到直线AB的距离减0+33√2

书面表达(满分25分)One possible version◇Dear lindaI have received your e-mail, in Whieh you' asked me if I coult help you with your maths I,'m more than willing to doyou the favorYeur told me you havemuch trouble in learning maths. However, there'Mio need for you to worry about it and Imquile optimistic labou- you maths In my opinion, hot only are you supposed to develop an interest in it, but you shouldalsamastersome scientific and effective learning strategies. I firm y believe that you will catch up with us by doing thisWe can discuss the details when we meet tomorrow afternoon. I' m looking forward to your early replYours

以上就是2022 英语周报 八年级 外研 45答案，更多英语周报答案请关注本网站。