Question

Inercise 4): Use has/have been' and the verbs given in the bra.
For how
sentences into present perfect progressive tense.
1. He (work) hard. That is why he looks tired.
2. The tree (lie) there for a month.
3. How long (wait) for the train ?
4. Since when you (do) this job?​

Answer 1

Answer:

1.have

2.has

3.has

4.have

Answer 2

Answer:

I think question 3 is having some error as it is not having any subject so please see to it rest I have solved all you questions