Bob was________to be studying at school,but to oursurprise,he was surfing the Internet. [ ]

ook tells ____ life storyof John Smith, who left ____ school and worked for a newspaperat the age of 16　

he rapid development of medical science, we ___more new drugs used in the treatment of cancer．

The transportation in our country is much more ______than it used to be.—But traveling becomes much easier!

_ the sun rising slowly in the east,the scene is a perfect dream.