One of the most important questions they had to consider was__________ of public health
In the questionnaire, the subjects are questioned whether they______ banning cars in the city center.
The explorer traveled to several remote villages, _____a lot of unusual information.
All the candidates were ______ the street to be named after a great man ______ his great contributions to the city.
When the headmaster spoke out his plan, the _____of the students in the class ____ against it.
______ by many well-known experts and film stars, the product was very popular at one time.