She ______ to the office than she got down to writing the report [ ]

The headmaster suggested that a good preparation ________ ahead of time.

Don’t drive so fast please. There is _________traffic at this time of the day.

he is very busy, he spends at leasttwo hours every day surfing the Internet in order to find out the latestdevelopment in science and technology

Only when he returned______ the truth.