Signnatel Inc, ______ world's largest maker of controller chips for MP3 players, is set to establish _______ new R & D centre in Hong Kong and open two sales offices on China's mainland.
Of all the methods they provided, ______ is of any help for solving the math problem.
—Tom seems to be familiar with London.---Yes. He ___________ here for three years. It’s great for him to be back.
A modern city has been built _____ a very small village was many years ago.
---There’s someone knocking on the door. Who _________ it be?---It must be John. He promised to be here at 8:00.
In Pakistan, marrying without parental approval can mean ____________ from one’s family.