24．One recent prediction is that within the next 50 years, it ______ possible to link the human brain directly with a computer

has brought worldwide attention to China?—Rapid and steady economic growth，of course．

______ his son away to college, the old couple got more room in the house[ ]

Had I known you wanted to go fishing, I _____ you yesterday morning. [ ]

Thechildren all turned thefamous actress as she entered the classroom.