passengers only need to check in once directly from place A to their destination is called ___
举一反三
- 中国大学MOOC: For the direct flight, passengers only need to check in once directly from place A to place B.
- To serve unaccompanied passengers, you have to _____ .( ) A: put the valid in-flight documents in place B: check the baggage C: get the number of carry-on D: confirm the destination
- If there is no steamer directly from the port of loading to the port of destination, （ ） is necessary.
- （）doesn’t need to change package of goods or to stop in any place between the origin and destination
- （）doesn’t need to change package of goods or to stop in any place between the origin and the destination point.