A:光源→通光孔→反光镜→遮光器→物镜→目镜→眼睛
B:光源→反光镜→通光孔→遮光器→目镜→物镜→眼睛
C:光源→反光镜→遮光器→通光孔→物镜→目镜→眼睛
D:光源→通光孔→反光镜→物镜→目镜→遮光器→眼睛
某班有些同学上课爱说闲话,老师讲到关键地方时也如此。班主任多次严厉批评,可还有几位同学不以为然,说:“上课说几句闲话有啥呢?小题大做!”为此,班主任决定召开班会,让大家充分讨论,帮助这几位同学尽快改正。
如果你要在班会上发言,你如何评析这几位同学的看法?
A. When is the trip this year?
B. Which season do you like best?
C. That's cool!
D. Because we usually have a school trip in autumn.
E. We are going there by train.
Mike: Hi John.____.
John: I like winter. Because I can make a snownman.
Mike:____ But My favourite season is autumn.
John: Why?
Mike:____
John: Great!____
Mike: It's in September.
We'll go to Nanming Lake in Lishui.
John: How are we going there?
John: That'll be fun.
x+ x5 =6
35 :36%= 45 x
9.5﹣3x=4.5.