Complete the sentences with the verbs in brackets in the present perfect
1. We .................. (be) to London many times.
2. She .................. (sell) her old bike.
3. They ..................... (give) us some really nice presents.
4. He ....................... (not / take) the Maths test.
5. I ...................... (not / eat) any dinner today.
6. You ..................(make) a mistake.
7. ........... you ever ............. (raise) money for charity?
8. .............. he ever .............. (organize) a big picnic?