By the time he was twelve, Edison __________ to make a living by himself.
单词辨音。找出画线部分与其他单词发音不同的选项。
sp ace
th ank
pl ane
﹣﹣﹣"Gina,whose book is this?"
﹣﹣﹣ "It ______ be Carla's.Charles Dickens is her favorite writer."( )
must
can
may
Mario and his friends are making some plans _______ in an old people's home this summer.( )
work
working
to work
Abing's Erquan Yingyue is a piece of music ______ has become one of China's national treasures.( )
who
which
whose
﹣﹣﹣"Did you do _________ fun on your vacation,Tara?"
﹣﹣﹣"Yes,I did.I went to Sanya."( )
everything
anything
nothing