Question

Does this sentence need a comma?
On this web site one can choose from eleven central science areas.

Answer 1

You need a comma after "site" --

http://grammar.ccc.commnet.edu/grammar/commas.htm
See #3.

Answer 2

There should be commas around “however” in the following sentence: “Dwayne had planned to take the last flight out to Chicago. It was cancelled, however, because of bad weather.” (Points : 1)
True
False