unit 3 Yes/No question ? Part one Grammartical structure The order of word in yes/ no question To be + S + C ? To be + S + C ? Subject: chñ ng÷ Complement: bæ ng÷ Yes / No Yes, S + To be No, S + To be + not 1. Verb “To be” Is it Yes, it is. a tiger ? for example IS it No, It isn’t. for example It’s a folklift a lorry ? AUX + S + V + ( O ) Auxiliary verb: Trî ®éng tõ Subject: Chñ ng÷ Main verb: §éng tõ chÝnh Object: T©n ng÷ Yes / No Yes, S + AUX No, S + AUX + not 2. The ordinary verbs for example Does she work outside ? No, she doesn’t Does she work with her hand ? Yes, she does Part two Grammartical Practice Exercise one: Answer these yes/no questions Is it a water melon ? No, it’s a pumkin. Is it an air craft ? Yes, it is. Exercise two: Fill in the blanks with suitable words a worker ? , he . He‘s . an engineerNo isn’t is he he come from Asia ? ., SHE dOES yES DOES