________ take the aeroplane all the way, they decided to fly to Vancouver and then take the train from west to east across Canada

May I use your mobile phone? — _________

How long will it be _______ the president pays another visit to China?— It all depends

So long as there are more people than needed , there _____ be tests to help make a fairer decision .

Mrs Green was so pleased ____ her daughter won the first place in the singing competition