Nowadays everything strange is ________ strange. That is to say, any unexpected thing is possible to happen.

(2014·河南郑州高中毕业年级质量预测)Helen has been looking for a job over the whole year，feeling she can’t get________without work experience.

—Would you like______ to eat ?—Yes，please.

—There is still a copy of the book in the library. Will you go and borrow ____ ? —No, I’d rather buy ____ in the bookstore. 

With the weather getting colder, visitors from Australia spent their ___ days in Beijing.