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

I suggest we                               for the cheapest method.

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

The plane                          ¬¬_ down 20 minutes later than scheduled because of the bad weather.

British and Australian people share the same language, but in other aspects they are as different as              .

At this time of the year the number of students in the university tends to          .