Not until then _____ their marriage was breaking up because they had little in common．
A．did I realize B．I realized C．had I realize D．has I realized
Little Bob is often educated by his parents to be good and friendly to anybody even if ________．
A．attacking B．is attacked C．to be attacked D．attacked
The big snow caused great ________ to the people living in the south of China, ________ some of them homeless．
A．destroy; left B．damage; leaving
C．ruin; having left D．wound; leaving
The museum he paid a visit ________ at the end of the street．
A．stand B．stands
C．to stand D．to stands
It is required that the football match___________put off ________ the bad weather．
A．be; thanks to B．be; due to
C．was; thanks to D．was; owing to
The World Expo 2010 is being held at a time the world is looking for a new kind of balance between nature and cities．
A．which B．where C．when D．that
