It was on March 11,2011 ________ a strong earthquake hit Sendai, Japan.
_____ of the students who took part in the military training is 450.
The sales _____ steadily, the factory needs an increasing supply of raw material.
We prefer to measure our football team’s success _____ the number of fans attending rather than the number of games won.
_____ in the regulations that you should not tell other people the password.
I went to the Lincoln Memorial yesterday, _____, not surprisingly, was crowded with visitors from all over the world.