Norman Bethune worked ____ in China as a doctor and saved many Chinese soldiers.

下列各句中，没有语病的一句是（ ）（3分）

These old pictures remind me of the college days_____ they spent together.

In modern civilization, mankind is destroying the planet, all __________ progress

Look at the photo I took in Jinghong, Yunnan Province. _______ the Dai people were having!— Wow! They were celebrating the Water Festival.