What do you often do  _______ Sunday morning?

There         snow and ice in Beijing this year.

 --With the _____________ of science and technology, people can talk with each other much more conveniently than before.--But China is still a __________ country, people have to work hard to live a better life. 

Taiwan is ____ the east of China and Japan is ____ the east of China.

I don’t like physics ______ it’s too difficult for me.