Sally worked late in the evening to finish her report _______ her boss could read it first next morning

ng, a young Chinese swimming talent, severalgold medals before the 2012 London Olympics

Responsibility for family is ________ happiness exists when you think of your parents and children

You may borrow this book ­­­ ________ you promise to give it back

Some government officials in the USA have pointed out that the death of Osama Bin Laden means keen vigilance _____ the end of terrorism.