Put the verbs in brackets into the correct present tense (perfect simple or perfect continuous). we (walk) ten kilometers. we (walk) for three hours. that girl (eat) eight ice-creams. he (sleep) since nine o’clock. it’s time to wake him up. i (lose) my key. i (try) to wake my mom by throwing stones at her window. he (teach) in this school for five years.
2has eaten
3has been sleeping
4have lost.have been trying.
5has been teaching