--- Tom, why didn’t you come to the meeting yesterday? --- I _____, but my car broke down.
If this bridge can't be repaired, ____ will mean no food will be transported to the flooded areas.
I feel it is your husband who _______ for the spoiled child.
The Chinese teacher asked her to _______ unnecessary words and sentences.
Only when I left my parents for Italy ________ how much I loved them.
The experiment shows that proper amounts of exercise, if _______ regularly, can improve our health.