Formula las siguientes oraciones con la forma verbal del 'present perfect simple'.
1 She (not wake) up at 6.30.
She's not (has not / hasn't) woken up at 6.30.
2 I (not find) a new job.
I've not/ I have not/ I haven't found a new job.
3 (She work) very hard?
Has she worked very hard?
4 They (spend) all their money.
The've / They have spent all their money.
5 She (not teach) in her life.
She's not (has not/hasn't) taught in her life.
6 (We not buy) detergent?
Have we not (Haven't we) bought detergent?
7 They (put) on weight suddenly.
They've / They have put on weight suddenly.
8 He (not sleep) well lately.
He's not (has not/hasn't) slept well lately
9 We (meet) very interesting people.
We've / We have met very interesting people.
10 (She ever play) football?
Has she ever played football?
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