Language focus Present simple: affirmative, negative and questions 3 Complete the sentences with the correct form of the verbs in brackets. 1 Some birds Aly to warmer countries for the winter time. (fly) 2 Ashark sometimes slowly. (swim) 3 We baby tigers 'pups'. We call them 'cubs'. (not call) 4 Gorillas in Africa. (live) 5 Rabbits eat grass, but they eat meat (not eat) 6 a spider six legs or eight legs? (do, have) 7 A bat at night. It sleeps in the day. (not sleep)​