I don’t know how he made his money _______. I only know now he is really rich.
I think it’ll take at least another two months _______ the shopping center is completed.
A child who lives in an uninteresting environment will develop less intelligence than ______ who lives in a rich and changing environment.
Ted ______ for two months in London last year to receive his yearly training.
Standing on the top of the Oriental Pearl Tower, you will get a wonderful _______ of Shanghai city.
--- Could I borrow your English dictionary? --- _______. It’s on the bookshelf.