I'm thinking of the test tomorrow.I'm afraid I can't pass this time.___________!I'm sure you'll make it.A.Good luck B.Cheer up哪个好呢?

I'm thinking of the test tomorrow.I'm afraid I can't pass this time.___________!I'm sure you'll make it.A.Good luck B.Cheer up哪个好呢?
I'm thinking of the test tomorrow.I'm afraid I can't pass this time.
___________!I'm sure you'll make it.
A.Good luck B.Cheer up
哪个好呢?

I'm thinking of the test tomorrow.I'm afraid I can't pass this time.___________!I'm sure you'll make it.A.Good luck B.Cheer up哪个好呢?
B