Поставьте глаголы из скобок в форму Past Perfect. 1. Alice never … (be) to Moscow before.

2. When he found his camera the bug already … (fly away).

3. Andrew … (suffer) from this illness for many years.

4. Margaret … (not appear) on TV before that.

5. My sister … (buy) the tickets before they came.

6. Mary was too tired because her working day … (start) at six.