More than 68,600 foreigners are working in Shanghai.The number is 13 times ________ of 1996，when Shanghai started issuing expatriate work permits.

I ________ watching television; let’s go for a walk.

（2014年安徽省合肥市高三第三次教学质量检测）24. The local government wants to ______ the character of the town while redesigning and developing it.

The landlord _________ them white for their flat. 

When I came back to my hometown again, I found it changed so much that I could hardly _______it。