________ the parking regulations have become stricter, more people will use public transport and leave their cars at home

下列各句中，加线的成语使用恰当的一项是（ ）

__________—Yes, sure.

If your hair has been damaged________repair, you might as well have it shaved off.[ ]

Have you ever heard of Langlang—Sure. He is one of ______ pianists ______ I have even seen.