Wherever such an area is located, it will be immediately ______ by the enemy if armed forces are lacking.

Attention! _________ in the form right now, making sure that every detail supplied is accurate.

I’ll never understand how it __________that you were late three times a week.

In all kinds of competitions, Jackie ______ a most excellent athlete. He has won so many golden medals.

－ I came all the way to inform you of the time and place of the meeting.－You could have __________ yourself the trouble by calling me.