do you know what does he do 和do you know how does he like.这两句话错了么?错哪了?

1是语序错,正确的是：
Do you know what he does?
2 语序错,引导词也错,
Do you know what he likes Do you knowwhathe likes?用do you know how he likes 行么？第一句对，
第二句错，因为HOW 是副词，不能作LIKE 的宾语