题目内容
.My little son could do nothing but ___outside all day long.
A. play B. to play C. to playing D. to be playing
A
解析:
句子谓语动词是do或句中用to do作定语时,but/except后的不定式一般不用to.
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题目内容
.My little son could do nothing but ___outside all day long.
A. play B. to play C. to playing D. to be playing
A
句子谓语动词是do或句中用to do作定语时,but/except后的不定式一般不用to.