0Hi,02br 02br 01font00Can I say,02br 00(a)He gets a idea / many ideas from the internet.02font00 It sounds odd to say 'an idea', because it sounds like you are describing a repeated activity02br 02br 01font00(b)He gets a idea / many ideas by / on surfing the internet.02font
0Hi again,02br 02br 00(a)He gets many ideas from the internet.02br 02br 00(b)He gets many ideas by surfing the internet.02br 02br 00Best wishes, Clive0-