B1, the future of social development, benefit from A

B2, the foundation of social construction, will get convenience, if A

Pros and cons question To conclude, only A, instead of negative, can sb reap maxmized benefits

Phenomenon question To conclude, only by considering those mentioned above, can we draw the conclusion that

What should be equally worth discussing is that (A-B2)

To begin with(A-D1)

Specifically(A-?-D1)

However (x D1-when reverse)

Additionally (A-D2)

To explain it further (A-?-D2)

In contrast (x D2-when reverse)

What must be prioritized is that (A-B1)

Initially (A-C1)

To be more specific（A-?-C1）

On the contrary (x C1-if reverse)

Moreover (A-C2)

In detail（A-?-C2）

In contrast (x C2- if inverse)

N．the foundation of live, have been valued and even triggered a heated discussion over topic

X， in some people's view, continues to be an effective way

Contrary to these people's opinion is my perspective that XXX, due to/ due to the contribution to/ through/ by