As is known to all, the candidate __________ his last chance of winning the election when he said the wrong thing on TV.
Come and visit me whenever _______.
_______will Mr. Black be able to regain control of the company.
This type of computer is of great help and I’ll buy it _______.
______ this new style of hat---maybe you will find it suitable for you.
The train _______ at the present speed until it reaches Beijing at about 6 :30 am.