the professor is known 【】(have)a good command of English
问题描述:
the professor is known 【】(have)a good command of English
答
for,但是不能用have,因为for是介词,后面应加ing形势,be known for,因…而闻名
答
the professor is known for having a good command of English
答
the professor is known (to) (have)a good command of English