All Question On One Page true false 'Hi ...' is less formal than 'Dear ... ,'. 1 'How's it going?' is an informal way to say 'How are you?'. 1 It's important to give the reason for writing in the first sentence. 2 Phrasal verbs like 'catch up' make your writing sound more formal. 2 'How does ... sound?' is an informal way of suggesting something. 1 People don't write in paragraphs in informal emails. 2