When
they entered the area, the visitors ______ to turn off their
smartphones. (require)
they entered the area, the visitors ______ to turn off their
smartphones. (require)
举一反三
- When they entered the area, the visitors (require) _________ to turn off their smartphones.
- When they entered the area, the visitors ( require) to turn off their smartphones. The answer isisrequired.
- 201712A Structure B Directions: Fill in the blank with the proper form of the word given in bracket. When they entered the area, the visitors (require) ____________ to turn off their smartphones.
- When they entered the area, the visitors ____ to turn off their smartphones. A: are requiring B: were being required C: were required D: requires
- () She didn't want to ________ . A: take<br/>it off B: turn<br/>it off C: get<br/>on D: talk<br/>about it