Pruning should be done to __________.
A、A. make the tree grow taller
B、B. improve the shape of the tree
C、C. get rid of the small branches
D、D. make the small branches thicker
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正确答案
试题解析
考查阅读技能,由第二段第一句“pruning may be done to make sure that trees have a desired shape or size” 可知答案选B,即修剪有时是为了树木有个好外形。