Chongqing started the first mobile phone sidewalks in China this September for phone users， ridicule（吐槽） on Weibo, China's version of Twitter．
| A．attracts | B．to attract |
| C．attracting | D．attracted |
One of the most important questions they had to consider was of public health
| A．what | B．this | C．that | D．which |
With modern equipment，many mysteries have ____ to light in recent years.
| A．brought | B．come | C．thrown | D．appeared |
I’d appreciate ____ if you would like to teach me how to use the computer.
| A．that | B．it | C．this | D．you |
My grandma still treats me like a child. She can’t imagine grown up.
| A．my | B．mine | C．myself | D．me |
At a rough estimate .Nigeria is Great Britain.
| A．three times the size as | B．the size three times of |
C．three times as the size of | D．three times the size of |