The earthquake in Japan, measuring 9.0 on the Richter Scale, was so violent _______ cause a series of explosions of the nuclear reactors in several power stations.
—Look, where are you going! —Sorry, I _______.
The relics______ the 12th century is of great value to study the life and settlement of the local people.
The headmaster called on us to ______old toys to the homeless children.
The head teacher will punish ________hasn’t finished the homework.
_______ I admit she has some shortcomings, I do think she is an attractive girl.