—Have you finished your project, Alice? —I’m afraid I       forgot about it.

Would you please turn the light ___ because it's dark?

—Hi, I hear you’re going to London this summer vacation. —            , I was going to, but now I have changed my plan.

— Do you think we’ll get somewhere in he future.— I believe it’s quite_____ that we’ll make a difference so long as we work harder.

When they knew there was a panda in the zoo, the children could _________ wait to see it.