Hi, Peter.Long time no see.— Oh, it’s you, Jack.I’m sorry I didn’t ________you at first. [ ]

____ St Paul’s Cathedral built after theterrible fire of London in 1666. It looked splendid when first _____!

.Finally they decided to go shopping ________ the rain

(2014·福州市高中毕业班质量检查)Across all media，people are debating about________we need to keep track of every school bus on China’s road

It’s not polite to _______ others.