A-A+
The only thing (what) really matters (to) the
问题详情
The only thing (what) really matters (to) the children (is) (how soon) they can return to their uncle"s farm.
A．what
B．to
C．is
D．how soon
参考答案
正确答案：A
解析：改为that。what=sth.that，先行词和定语从句引导词可以用what替代，本句可改为What really matters/The only thing that really matters。
