G9-Viet Nam then and now-2

After the war                      (end), Vietnamese people focused on dealing with domestic matters.

How long                                      (they/ be) married before he died?

Before the invention of Internet, most people                           (read) newspapers to update current events.

Why didn’t you want to watch the film?                                   (you/ see) it before?

She                          (not have) any experience in business communication, so we offered her a training course.

Before the introduction of low-cost airlines, Vietnamese                                (mostly/travel) by coach.

                     (you/ learn) about Vietnam war before you made the presentation about it?

     Ethan suddenly realised that he                      (leave) his laptop on the train.

  My house was very dirty because I                       (not clean) it for weeks.

 She couldn’t get access to the Internet because she                     (not pay) the bill.

 They                        (live) in Paris for 10 years before they                  (move) home.

As soon as I                        (download) the document, I knew I                     (make) a mistake.

Mary             (ring) John’s doorbell at 8:15 yesterday but John                       (already/ leave) the house.

By the time the firemen                           (arrive), the fire                             (destroy) three houses.

Our economy                      (not stand) a chance of developing before the government                            (adopt) the open-door policy.

When I last                         (speak) to her, she still                              (not finish) her assignment.

Nobody                    (come) to the meeting because Angela                 (forget) to tell them about it.

She                (go) to Disneyland three times when she             (be) a little girl.

After I                      (complete) the form, I           (give) it to the secretary.

Sarah                       (drive) three hundred miles by the time she                     (arrive) in Tacoma.

Fill in each blank with a suitable preposition.

   It is wrong           him to get so angry over such a little thing.

Fill in each blank with a suitable preposition.

The image of my family preparing for Tet has gone           my heart.