请问以下英文文法正确吗?The usa troops has been surround by moscow of Russia.

请问以下英文文法正确吗?The usa troops has been surround by moscow of Russia.
请问以下英文文法正确吗?The usa troops has been surround by moscow of Russia.

请问以下英文文法正确吗?The usa troops has been surround by moscow of Russia.
这里surround应该用被动语态,在它后面加 ed 就行了.