下列各句中，没有语病的一句是

I’mD．shouldn’t

Lily visited lots of________in the world.

Sir, this T-shirt is a bit small. Can you show me one–Sorry, this is the biggest one in our shop. Why not go to the shop on side of the street You may find one which fits you.

Leaders of many countries have been trying to _____ what it is that makes China develop so fast in recent years．