新概念英语的题4.The expensive shops in ________ were just opening.(

新概念英语的题
4.The expensive shops in ________ were just opening.(11.1-2)
a.Piccadilly's famous arcade b.a Piccadilly famous arcade
c.a famous Piccadilly arcade d.the famous arcade off Piccadilly
5.He_______ the display for several minutes before re-entering his shop.(11.7-8)
a.was gazing at b.gazed at c.had gazed at d.had been gazing at
8.Had he not been so busy taking the dimonds,he ________ the blow.(11.13-14)
a.would feel b.had been feeling c.had felt d.would have felt
11.________Mr.Taylor was upstairs.(11.11-12)
a.For the time being b.Meanwhile c.As it happened d.For a while
答案一次为c b d b 我想知道为什麽 涉及的语法句型请教我