If you stand here, you'll get a better          of the river.

 He carelessly dropped the ________ and broke it up.

Mo Yan's winning of 2012 Nobel Prize shows the world's________of China" contemporary literature.

Teachers have to constantly update their knowledge in order to maintain their professional(专业的)_______.

I like the sofa we’ve found in the shop. In my opinion, it is a perfect ________ for the furniture (家具) in our sitting room.