The child enjoyed up the wooden bricks then knocking them down.A. addingB. pushingC. pili

发布时间：2020-08-15 00:02:38

The child enjoyed      up the wooden bricks then knocking them down.
A. adding
B. pushing
C. piling
D. forming

网友回答

A. adding
B. pushing
(答案→)C. piling
D. forming
解析：考查动名词和动词短语的构成辨析。 pile up (=lay in a pile or as if in a pile) 把......放成一堆, 堆积：。Pile up作不及物动词用, 意为“积压; (若干汽车) 相撞”
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