Magic School Bus Pop Quiz

In order to see molecules, how small would 你 need to shrink?
 In order to see molecules, how small would 你 need to shrink?
Choose the right answer:
Option A One thousandth your normal size.
Option B One trillionth your normal size.
Option C One billionth your normal size.
Option D One millionth your normal size.
 MortalAnonymous posted 一年多以前
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