They cannot help but be grieved by the death of a friend.
眼见朋友死亡,自己却无能为力,他们感到深深的悲哀。
I'm afraid I can't agree with you. That's a good way of giving information, but it's not a good way of persuading people. For one thing, it's boring, and people aren't going to read an ad that looks boring. For another thing, one computer looks very like