With the development of science, more new technology to the field of IT.
Friendships between girls are usually ________ shared feelings and support, but friendships between boys are based on shared activities or interests.
---Isn’t it time you went to bed, Mike?---I _____ painting all afternoon, so I have to finish my homework now.
______ is no debating that the Dallas Mavericks will defeat the Washington Wizards in the next game.
---I have looked for my keys everywhere, but I can’t find them.---Sorry to hear that. You _____ them somewhere.
---What makes him so excited these days?---________ a key university.