We saw many / ‘meni / famous paintings in the art museum.

下列各句中，没有语病的一句是（ ）

Ihave finished my homework ,let’s watch the program I AM A SINGER on Hunan TV.—_________.

Many online games are full of violence, which do harm to the development of the children.—-And that’s _______ my concern lies.

____ is known to all, persistence is a kind of quality and that’s ____ it takes to do anything well.