问题补充:
We have planted thousands of trees in recent years. This year we’ve planted ten thousand trees.
A. even
B. just
C. alone
D. only
答案:
A. even
B. just
(答案→)C. alone
D. only
解析:考查:副词alone,意为仅仅,只是,要后置,even甚至,just,only仅仅要前置,句意:最近几年我们种了成千上万棵树,仅仅今年我们已经种了一万棵。所以选C。