1.yes, there are
2.no, there isn't
3.yes, there are
4.yes, there is
5.no, there aren't
6.no, there aren't
7.yes, there is
8.no, there isn't
9.yes, there are
10.yes, there is
11.no, there aren't
12.no, there isn't
13.yes, there is
3. 1)URL (Uniform Resource Locator) 2)HTML (Hyper Text Markup Language) 3)A browser 4)HTTP (Hyper Text Transfer Protocol) 5)A network 4. 1)look at 2)move 3)join 4)find 5)make, start 5. Выделенных слов нет, так что пишу по логике. 1) browser 2)network 3) navigate 4) communicate 5) random 6) transfer 7)cyberspace