Anna, have you ______ seen China’s Got Talent (达人秀)— Of course. I ______ it last weekend.

What are the police doing?—They are _________the mountain ___________ the escaped prisoner.

It is our duty ______much attention to ________ our best to keep our city clean.

Without Sir Tim, the father of the www, keeping up with the latest ____ so convenient. [ ]

According to the recent survey, cancer is the leading cause of death among young adults in this area, _____ women