Hello! I wonder what is the difference between "sit in" and "sit in on" . a) He was sitting in a sociology class, listening to other students engaged in a discussion., b) He began by sitting in on an sociology class. I wonder if both of the two expression interchangeable;
c) He was sitting in on a sociology class. d) He began by sitting in an sociology class. I appreciate your comments in advance. LP
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[nq:1]Hello! I wonder what is the difference between "sit in" and "sit in on" . a) He was sitting in ...
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[nq:1]Hello!
I wonder what is the difference between "sit in" and "sit in on" .
a) He was sitting in ...
in on a sociology class.
d) He began by sitting in an sociology class.
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[nq:1]Hello! I wonder what is the difference between "sit in" and "sit in on" . a) He was sitting in ... in on a sociology class. d) He began by sitting in an sociology class. I appreciate your comments in advance.[/nq] Usually, in the Eastern USA, in the universities that I know, "sitting in on" means being in a class that one is not taking for a grade. The regular students take the class, th
[nq:1]Hello! I wonder what is the difference between "sit in" and "sit in on" . a) He was sitting in ... in on a sociology class. d) He began by sitting in an sociology class. I appreciate your comments in advance.[/nq] "Sitting in a class" describes where the person is at the time. "Sitting in on a class" describes that the person is sitting in a class, but that he/she is not enrolled in the