---We’d like a double room with a view , please.
---I’m sorry, but all double rooms with a sea view _____________already.
A.were reserved
B.had been reserved
C.have been reserved
D.have reserved
答案:C
考察时态和语态。Already通常与完成时连用,结合句意可知使用被动语态,故C正确。句意:所有的海景双人房都已经被预定了。