题目内容
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-Don't step on the grass next time, Mike.
-_______.
A. Is that so? B. Don't worry. C. I don't know. D. Sorry, I won't
---Don’t step on the grass next time, Mike.
--- ___________
A. Is that so? B. Don’t worry. C. I don’t know. D. Sorry, I won’t.
--Don’t step on the grass next time, Mike．
-- ________．
A．Is that so? B．Don’t worry． C．I don’t know． D．Sorry，I won’t．
—Don’t step on the grass next time, Mike.
—____________
A. Is that so ? B. Don’t worry. C. Sorry, I won’t D. I don’t know
