I can’t find Xiao Ping, where did you see him this morning?—It was in the library______ he studied．

Where’s my cat,Bill —There aren’t any cats here,___________ there’s a little dog.

I can speak English , ____ I can’t spek it well .

We will keep you _____ of our progress and look forward to hearing from you..

(2013·南平模拟)It is exactly the area　　　racial conflicts arise now and then.