Yesterday I went out to see a film with my parents, after which _______three of us had a big dinner in a restaurant nearby.
According to the school rules, no child _______ be allowed out of the school during the day, unless accompanied by an adult.
It was not until 1911, _______ the first vitamin was identified, _______ people realized the importance of it.
The moment I completed the 800-meter race in the school sports meet, my legs _______.
We’ve just heard a warning on the radio _______ a typhoon may be on its way.
Traditional Chinese medicine is thousands of years old and has developed _______ time.