The population of the province tomore than twice what it was in 1949 The figure is now approaching 74 million

Selecting a mobile phone for personal use is no easy task because technology _____ so rapidly. [ ]

Let’s go and play ______ ping-pong. I don’t want toplay ______ violin.

So____ that its name became a household word when it was put into the market. [ ]

Excuse me. Are these Mary’s exercise books—Sorry. They are _______ exercise books. _______ are on the teachers’ desk.