Did you have any classes last Friday?— No, we had a party_____ having class.[ ]

Space exploration has been made ______ with the development of modern science and technology.

We won’t go to the park if it ________ tomorrow.

They go to school early in the morning．—_________________．

Hurry, Mike! The bus is coming. —Wait a moment, please! Let me see if there’s __________ left.