For a start替換To begin with;
We can， freely， search用了插入語的寫作手法;
our knowledge will be well enriched， and our horizons will be greatly broadened.用了非常精彩的被動;
Additionally替換In addition / Besides;
Deliver替換send.
There is no denying that ， however， computers can function in the disservice of human beings， in a way， especially the growing violence ，***， porn pictures， AV-films emerging on the screen ， which leads quiet a few net citizens to copying.
There is no denying that ， however， computers can function in the disservice of human beings，這個句子有三個精彩之處，首先There is no denying that這個句型;其次however作為插入語;再次，function in the disservice of替換do harm to.
Emerging替換appearing ( fading替換disappearing );
Net citizen網(wǎng)民，屬于精彩用詞醫(yī).學(xué) 全在.線,提供www.med126.com。(直接用netizen更好)
As a classic proverb goes that no garden has no weeds. Computers do play a positive role in the development of people' lives， despite a slice of unfavorable impacts. We should ，therefore， take advantage of the fruits and avoid the opposite facet.
No garden has no weeds替換Every coin has two sides;
Computers do play，使用do表示強(qiáng)調(diào);
Positive替換important / good等;
A slice of替換a part of;
Unfavorable替換bad;
Impacts替換effects / influences;
We should， therefore， take advantage of…使用插入語;
Fruits (而且fruits用的非常形象，merits/ virtues)替換advantage ( defects替換disadvantage );
Facet替換aspect.
