Can't help but A; A is unavoidable
In contrast to A
Speaking of .., A by the way, A;
Because of A
Since A happened/is going to happen, B
Before A occurs/takes place
At time/situation A
Whether or not A, B (is true)
As A changes, B changes (together)
At the time of A (which starts now).., on the occasion of A
In response to A
B is done solely because of A
Even though A, B
In addition to A (not only A), B as well.
A done then B
A is B and C is D; neither A is B nor C is D
A or B
Only A
A, B, ... (examples from a list)
Exclude A; Stop/end A; Without A
Depending on A, B may change
A is the best
If only A/B, then C, If only A occurs, then B
By the way
A。However, B
Do B as/like A
In response/reply to A, In line with A; That fits with A
It's not the time/condition/situation for A, Far from A (not A)
To the point of A
Because A, B