meanwhile与此同时at the same time与此同时on the contrary相反的in addition另外，此外what's worse更糟的是besides除此之外on top of 除此之外whereas然而however Generally speaking一般来说due to由于because of on account of 由于result in 导致result from由于，由……引起lead to in spite of 尽管despitetherefore因此一时只能想这么多，我个人认为作文里不能滥用连词，不能为了用连词而用连词！我建议...
on one hand, on the other hand;at the same time;first, second......at the endfor one thing, for the other;as most people knowas it's known as ifif only暂时想到这么多。...
above all. in addition. to conclud.my adviceisas follows.to start with. 反之亦然：vice versa .according to what i said above,it's resonable to say....
however.althogh.to begin ...
on one hand, on the other hand; at the same time; first, second...... at the end for one thing, for the other; as most people know as it's known as if if only abo...
