So quickly ____________ that what is a possibility today may be a reality tomorrow.
.Mary had to work at evenings and weekends. Only in this way _____ complete the reports by the deadline.
.This city, _____ lies in the northeast, was the country’s busiest port from 1648 to 1950.
.At least 200,000 people were reported _____ in the ever recorded worst earthquake that struck Haiti last winter.
.The symbolic one-hour switch-off first _____ in Sydney in 2007 has become an annual global event.
.We often talk a great deal about English language teaching, _____ that it is the learning that really matters.