A:is he that
B:he is that
C:is it that
D:it is that
— Would you like to go shopping with me now?
— Sorry, I have to finish my homework before supper.
用现代汉语翻译下面的句子。
①静以修身
②俭以养德
③非澹泊无以明志
④非宁静无以致远