His speech was careful and                                  , but his words seemed to make no sense.

Make sure you                                  up the data on your computer, because you might get a virus.

Mrs. Davies asked me to tell you that she would like                                                                                by Friday at the latest.

It\'s                          unique opportunity to see African wildlife in its natural environment.

Debbie is the black_________________ of the family, having left home at 17

to live with her boyfriend.

I suggest we                               for the cheapest method.

The government is going to                                  the old building and build a new one.