These reference books donated by a non-p...

---Haven’t seen you for ages! Do you still work in Guangzhou?

---______. It’s two years since I worked there.

There was a tree in front of the house, ___ owner was seen sitting under it, enjoying the shade.

Studies show that daydreaming contributes significantly to concentration powers and the ability _____ with others.

______ send officials abroad for training, I think it is better for the government to directly admit people who have studied and worked overseas.

 The maker of the popular game Angry Birds announced on Tuesday that it would open its first overseas operation in Shanghai, _____ a clear step to further enter the booming Chinese market.