﹣Excuse me，can you tell me ______？
﹣Sorry，I am too busy now．Why not search the Internet for information？（ ）
A．how does smog （雾霾） come into being
B．where the national space station lies
C．why are tigers becoming fewer now
D．how many years did the Qin empire last
_____ visitors come to Shaoshan to celebrate Chairman Mao's birthday on December 26th every year．（ ）
A．Thousand ofB．Thousands of
C．Thousand
________ is from your home to school？
Five kilometers．（ ）
A．How longB．How farC．How soon
There ______ a sports meeting in our school next month．（ ）
A．will beB．will have
C．is going to have
I prefer friends _____ are different from me．（ ）
A．whichB．whoseC．who
We will visit the history Museum if it _______ tomorrow．（ ）
A．won't rainB．doesn't rain
C．wasn't raining