____ Lily ______ Lucy may go with you because one of them must stay at home.
She _______ when I went to see her.
We won’t go to the Great Wall until the rain _______.
I will give the message to him __________he comes back.
We won’t go to the Great Wall if it ___________ the day after tomorrow.
---What do you think Sam ________ in 10 years? ---A doctor.