1.Only in this way can we solve this problem(倒装)只有这种办法才能解决这个问题。
2.If we don't take measures, the problem won't be
solved如果我们不采取措施，问题将不能被解决。
3.There are many reasons for this problemsFirstly,****Secondly,****Last but
not least,****这一现象存在有很多原因。第一，***。第二，***。最后但也是最重要的是，***。
4.On the one hand,……On the other hand,……一方面……另一方面……:
5.The best way to solve the problem is that……解决这些麻烦的办法是……
