37.在音乐方面展示才华

show his talent for music

36.中国古代四大发明

the four ancient Chinese inventions

35.掌上电脑　 a palmtop computer

34.台式电脑　 a desktop computer

33.被难题困住 get stuck in a difficult problem

32.把……换成　 exchange … for

31.手工地　 by hand

30.相对论Theory of Relativity

29.努力避免失败try to avoid failure

28.试用思维策略

try using the thinking strategies