观察下面4个选项,从中选出不同类的选项。

Oh, God! Somebody ________ the cup.—It wasn’t meI didn’t do it

31Stronger and more lasting memories are likely to be formed ________a person is relaxed

____ busy schoolwork, the children also have to take arts, music and sports classes in their free time.— I wonder what they will become

____ educational CD-ROM has just come out._____ CD-ROM is called ‘Dora Explorer’.