The valid documents can be used on self check-in kiosks are _________.
举一反三
- You can check in through the following ways: A: Online check-in B: Kiosk check-in C: Counter check-in D: Letter check-in
- What standards can be used to classify standard documents?
- 15. You have to stop here. No one is allowed to enter without the___________. A: documents B: valid documents C: overdue documents D: valid paper
- 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
- Muscle tonus can be used to check the functional state of the nervous system.