1 . Li Wei failed the job interview because of his broken English. Only then ______ how important it was to learn English well.

A．had he realized	B．he realized
C．he had realized	D．did he realize

2 . Only after talking to two students_______that having strong motivation was one of the biggest factors in reaching goals.

A．I did discover

B．did I discover

C．were I discovered

D．I discovered

4 . Not until I shouted at the top of my voice ________ his head.

A．that he turned

B．did he turn

C．he didn’t turn

D．he had turned

5 . Only when I left my parents for Italy ________ how much I loved them.

A．I realized

B．I had realized

C．had I realized

D．did I realize

6 . Not only ________ his own work, but he helped others.

A．he finished

B．he had finished

C．had he finished

D．did he finish

7 . At the meeting place of the Yangtze River and Jialing River ________, one of the ten largest cities in China.

A．lies Chongqing	B．Chongqing lies
C．does lie Chongqing	D．does Chongqing lie

8 . In front of our house _        __ with a history of 100 years.

A．a tree stands	B．does a tree stand
C．a tree standing	D．stands a tree

9 . Only when he conquered his inner fear a newfound sense of accomplishment and self-confidence.

A．did he gain

B．he had gained

C．he gained

D．has he gained

10 . Little about her own safety, though she was in great danger herself.

A．did Rose care	B．Rose did care
C．Rose does care	D．does Rose care