Find the mistake in each sentence. Circle the mistake and write the correction. 1 You not have to wait for us! 2 We doesn’t have to wear a school uniform on Friday. 3 Adam have to take his exam again in the summer. 4 Does she has to phone you? 5 When often do you have to do P.E.? 6 I’m tired never. 7 He has to goes early. 8 She argues always. 9 How much students are in your class? 10 Who your best friend?