There is a general/ public discussion/debate/controversy on …. Those who criticize argue that …, but people who advocate/ favour …, on the other hand, argue that ...
Now, it is commonly/widely/increasingly believed that…. They think …, but I wonder/doubt whether…
With the development/ improvement/rise/growth of …. When asked about…, most people believe/claim/argue that…, but others …
Taking into account all these factors/ judging from the evidence offered/ considering all the factors above/ because of all the above reasons/ from what has been discussed above, I come to/ arrive at the conclusion that …
Obviously/ undoubtedly/clearly, all the evidence/ analysis supports/ leads to a remarkable/ unshakable conclusion that …
As far as I am concerned, I agree with the opinion that … (The advantages outweigh the disadvantages.)
➢ The advantages of A are much greater that those of B
➢ Compared with B, A has many advantages.
➢ Although A enjoys considerable advantages over …, it cannot compete with B in …
to reduce/ minimize this problem, to minimize the drawbacks/ to reverse this trend/ to improve this situation/ to stop this trend,
local authority/ government/ administration/ the government /should, must, need, have to/ take measures, find ways, take actions/ to reduce this problem ....
e.g. smoking is increasing among school children. To reverse this trend, school must teach children about the health consequences. If schools do not take action soon, the health of the next generation will be damaged.
If schools do not take action soon, Unless action is taken soon, If this is done,
In my opinion/ in my view/ from my point of view/ from my perspective,
I strongly believe/ think/ claim/ argue/ agree with/ support the idea that …( strongly=firmly=personally=honestly/ partly)
This is no doubt in my mind that…
I am convinced that/ It is clear to me that/ I tend to think …