—Sorry, I have to ________ now. I have a train to catch.
—Goodbye! Wish you a pleasant journey.
A.ring out. | B.call out | C.call on | D.ring off |
相关知识点
推荐套卷
—Sorry, I have to ________ now. I have a train to catch.
—Goodbye! Wish you a pleasant journey.
A.ring out. | B.call out | C.call on | D.ring off |