青云翻译

Of course, this compared with ppt presentation much more interesting picture of the teaching is much more interesting to it.

PPT rendering is started teaching effect of the picture is much more interesting is much more interesting.

Certainly this compares with ppt presents the picture the teaching effect to be interesting is much more interesting.

Of course, this than ppt pictures showing the teaching effectiveness is much more interesting is much more interesting.

PPT rendering is started teaching effect of the picture is much more interesting is much more interesting.