Only when your identity has been checked ,       .

（江苏苏州五市三区期中，33） —How was the 2008 Beijing Olympic opening ceremony? —________ that the whole world was attracted.

海南三亚一中月考3，24）So difficult _______it to work out the problem that I decided to ask Tom for some advice.

（福建福州八中高三质量检测，26）Seldom        as lonely as now though I have been living in Fuzhou for more than 20 years. 

（福建泉州一中高三期中，34）Only when their children leave home _________.

 In front of me_______, where many athletes from all over the world will compete for Olympic gold medals.

We are not born with courage, but_____ born with fear.

Not until ________ her dark glasses ___________ she was a famous film star.

（2006年湖北，31） __________ fired, your health care and other benefits will not be immediately cut off.

2005重庆, 27） __________, he talks a lot about his favorite singers after class.

（2008安徽卷，32）-----Have you got any particular plans for the coming holiday? ----- Yes, _______, I’m going to visit some homes for the old in the city.

 Doctors have said that as many as 50% of patients don’t take medicine_______. 

You may take them all home_______. 

 This is an illness that can result in total blindness if_______. 

 The dying old man opened his mouth as if_______something. 

I wonder why you won’t do it as_______. Its the third time you have done so. 

—Why do you want the book so much? 　　—_______, sir. 

—Will you go fishing with me?—___________.

In that month, he earned as much as, if ____ than, $40 000.

He is a man of few words, and seldom speaks until _____ to.