Choose the correct question in present perfect continuous. Study the example.
Example:
Correct: How long has John been learning English?
Incorrect: How long have John been learning English? (We use 'has' with 'he')
Incorrect: How long has Boris been learnning English? (We don't double the letter 'n' when adding -ing)
1.
Has Andrew and Mary been playing badminton?
Has Andrew and Mary been plaiing badminton?
Have Andrew and Mary been playing badminton?
2.
Have they been planting trees?
Has they been planting trees?
Have they planted trees?
3.
Has he talking on the phone?
Has he been talking on the phone?
Have he been talking on the phone?