问题补充:
up late at night is bad for our health.
A Stays B .Stay C. Staying
答案:
解析:考查动词的用法。句意“晚上熬夜对健康有害。”句子缺少主语,而动词原形不能作主语;动名词可以作主语,作主语时,谓语用单数。故选C。
时间:2020-12-21 14:45:30
up late at night is bad for our health.
A Stays B .Stay C. Staying
解析:考查动词的用法。句意“晚上熬夜对健康有害。”句子缺少主语,而动词原形不能作主语;动名词可以作主语,作主语时,谓语用单数。故选C。