1.The most effective means to solve this problem is that _. In that case, _.2. Everything has its own two sides, no exception with AAA. For one thing, _. for another, _.3. My experience tells me that to _ needs a thorough and persevering process, and in this process you had better abide by the principles mentioned above.4. On the whole, it is high time that we recognized the significance of _.5. As a re
