1. indeed 的确,
2. surely 无疑,
3. however 然而,
4. obviously 显然,
5. frankly坦率地说,
6. naturally 自然,
7. luckily for sb. 算某人幸运,
8. fortunately/luckily 幸好,
9. honestly 真的,
10.briefly1 简单地说,
11.strange to say 说也奇怪,
12. needless to say 不需要说,
13.most important of all 最为要紧是,
13.worse still 更糟糕的是,
14.in a few words 简而言之,
15.in other words 换句话说,
16.in a sense 在某种意义上,
17.in general 一般说来,
18.in my view 在我看来,
19.in conclusion 总之,
20.in summary 概括地说,
21.in fact 事实上,
22.in the first place 第一,
23.in addition 除此之外,
24.of course 当然,
25.to my knowledge 据我所知,
26.for instance 比如,
27.as a matter of fact 事实上,
28.strictly2 speaking 严格地说,
29.generally speaking 一般地说,
30.judging from 依据判断,?
31.to be sure 无疑,
32.to sum up 概括地说,
33.to tell the truth 老实说,
34.I am sure 我可以一定地说,
35.I believe 我相信,
36.I wonder 我不了解,
37.that is 也就是说,
38.it seems 看来是,
39.as I see it 照我看来,
40.what is important 要紧的是