—Can you tell me ________? —Sure. I go swimming twice a week. A. how often do you go swimming B. how often you go swimming C. when you go swimming
They are _______ little sheep that we can’t make much money by selling _______.
---Do you know how long ________? ----I’m sorry I don’t know.
Jim has many hobbies, ________ swimming, hiking and playing badminton.
I _____ the book for two weeks. I must return it to the school library.
Though it was very late, they _______their discussion.