Ex 4. Write these sentences with Present perfect tense in negative, positive and question
1. He has lived here for three years.
(-)_____________________________________
(?)    __________________________________
2.(+) __________________________________
(-) We haven’t been here for two weeks.
(?)    __________________________________
3.(+) __________________________________
    (-)_____________________________________
(?) Have they missed the train?
4. I have had breakfast this morning.
(-)_____________________________________
(?)_____________________________________
5.(+) __________________________________
    She hasn’t passed the exam.
    (?)_____________________________________
6.(+) __________________________________
    (-)_____________________________________
    Have you met his mother?
7. We have eaten too much chocolate.
    (-)_____________________________________
    (?)_____________________________________
8.(+) __________________________________
    I haven’t known David for ten years.
   (?)_____________________________________
9.(+) __________________________________
    (-)_____________________________________
    Has she read the book?
Ex 5. Make questions for the sentences below in the present perfect tense.
1. She/ be/ late for a meeting?
                                                                                                                                 ?
2. He/ meet/ your family  yet?
                                                                                                                                 ?
3. She/ work/ in this company for fifteen years?
                                                                                                                                 ?
4. How long/ she / live in London?
                                                                                                                                 ?
5.How much coffee / you / drink today?
                                                                                                                                 ?
6.What / you / do today?
                                                                                                                              ?
7.How many books / you / read this week?
                                                                                                                                  ?
8.Why / you / bring that?
                                                                                                                                 ?                                                                                  
9.They / go / to the USA?
                                                                                                                                 ?
10.How much food / you / buy?
                                                                                                                     ?