Knowing office rules-whether _____ or not-is critical, especially for young job seekers[ ]

The home improvements have taken what little there is ________my spare time.

The Changjiang River is one of the ________ rivers in the world.

Are you good _________ the children

Everyone must _____ the security check (安检) before getting on the plane at the airport.—Yes. It’s necessary to ensure the passengers’ safety.