________ with a slow economic situation overseas，more Chinese students are returning home after studying abroad, ________ to work in the country or in west China.

I live in______ is called Shenzhen, which is really a modern city.

 From his _______ look, we could see that he hadn’t expected that we could raise such _______ questions to him.

 The officer gave orders that anyone_____ a gun should be reported to the police station.

Mrs. Black had her left hand ______while cooking.