4. All passengers and those who come to pick up or see people off must undergo security checks.
举一反三
- Buses have routes. They ________ and ________ people at different places on the routes. A: take on, get off B: pick up, drop off C: take up; take off D: pick out; drop out
- The police must be careful and calm when conducting security checks.
- When people are, they tend to donate extra money to charity organizations to help those who are needy. And it is nearly impossible for people who have a tight budget to care about those who are short of food and clothing. A: etter off B: etter out C: etter up D: etter ward
- According to the new law, all drivers and passengers must ___________when driving. A: tally up B: bang up C: buckle up D: take up
- -______ all three people in the car injured in the accident? -No, ______ only the two passengers who got hurt.