Put the words in the right order to form questions: a) british colony, when, become, singapore, did, a? b) is, what, the, singapore, population, of? c) tourists, attracts, to, visit, singapore, what? d) founded, was, when, los angeles, and, by, whom? e) many, are, there, important, big, and, sea ports, the, in, world, aren't, there? f) there, are, ports, any, moldova, in?