Don't have your children sitting for hours doing their homework in so dark a roomDon't have your children ____ for hours doing their homework in ___ dark a room.(A)A.sitting ,so B.sit ,such C.to be sitting ,so D.to sit ,such请讲解一下这

Don't have your children sitting for hours doing their homework in so dark a roomDon't have your children ____ for hours doing their homework in ___ dark a room.(A)A.sitting ,so B.sit ,such C.to be sitting ,so D.to sit ,such请讲解一下这
Don't have your children sitting for hours doing their homework in so dark a room
Don't have your children ____ for hours doing their homework in ___ dark a room.(A)
A.sitting ,so B.sit ,such C.to be sitting ,so D.to sit ,such
请讲解一下这道题,再翻下这句子

Don't have your children sitting for hours doing their homework in so dark a roomDon't have your children ____ for hours doing their homework in ___ dark a room.(A)A.sitting ,so B.sit ,such C.to be sitting ,so D.to sit ,such请讲解一下这
have sb doing固定词组,让某人干某事 so+形容词 such+名词 解释:家长不应该让孩子在黑暗中做几个小时的作业