Putting a candle in the window ___ a traditional practice in many cultures, ____ has a variety of meanings in the United States．

As hiring _______ more global, both for employers and candidates, video interviewing is a way to speed up the interview process. 

Mother blamed the dog for breaking the glass, but in fact I _____.

—What were you doing when Lucy ________in yesterday?—I had just finished my homework and ________to take a shower.

I ______ along the road when I saw Peter. So we stopped and had a chat.