Please ( ) at least an hour before departure (起飞).
A: take in
B: take out
C: check in
D: check out
A: take in
B: take out
C: check in
D: check out
举一反三
- You must_________at the airport an hour before your plane leaves. A: check in B: check out C: check with D: check over
- Passengers must _____________ at the airport an hour before the train leaves. A: check out B: check in C: checking D: check over
- Please check in an hour before the_________________________(起飞时间).
- Please (填写)these labels。 A: fill with B: fill out C: take out D: take in
- What do you have to do before leave hotel（） A: check out B: check in C: check ove D: check on