Complete the sentences with the correct form of the words in brackets.
1 The wi-fi... (connect) is really bad here. I can't open any web pages.
2 What is your favourite... (advertise) on TV? 3 Scientists are working on the ... (develop) of the new invention.
4 Has anyone got a good... (suggest) about where to go tonight?
5 There was great ... (excite) when they announced the film's release.​