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1. The first key factor to solve this problem…Another key factor is…
2. People have found many solution/approaches to dealing with this problem.
3. Then how should we solve this problem? Here are some suggestion which may be some of help.
4. Faced with…we should take a series of effective measures to cope with the situation.
5. It is high time… Here are a few examples that might be taken immediately.
6. We need it take a fresh/dear/look at this matter/situation in a new perspective/from a winder standpoint. Otherwise, we won’t come anywhere near solving it.
7. It is essential/indispensable/that proper action/effective measures should be taken to reverse this situation/trend.
8. No effective/simple solution can be at hand/tackle the problem of… But the general first step in the right direction.
