The mother didn’t know to blamefor the broken glass as it happened while she was
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The mother didn’t know ________ to blame(责备)for the broken glass as it happened while she was out．
[]A．who
B．when
C．how
D．what
试题答案
答案：A
解析：know后接“疑问词＋to do”作宾语。blame是及物动词，who表示人作blame的宾语。 |