結(jié)尾句型：
1. From what has been discussed above, we can draw the conclusion that …
2. It is high time that strict measures were taken to stop …
3. It is necessary that steps should be taken to …
4. In conclusion, it is imperative that …
5. There is no easy method, but …might be of some help.
6. To solve the above-mentioned problem, we must …
7. In summary, if we continue to ignore the above-mentioned issue, more problems will crop up.
8. With the efforts of all parts concerned, the problem will be solved thoroughly.
9. We might do more than identify the cause ; it is important to take actions to …
10. Taking all these into account, we …
