簡介： ppt制作 3. _____ is well known to us, the earth moves round the sun.
_____ is known to us that the earth moves round the sun.
A. That B. As
C. It D. Which
4. Do you know_____ John is getting on well with his classmates?
I wonder _____ John is getting on with his classmates.
how B. that C. what D. which
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