Laura practised playing the instrument a lot. She could hardly improve her performance. A. Hardly had Laura practised playing the instrument a lot when she could improve her performance. B. H

Hardly had Laura practised playing the instrument a lot when she could improve her performance.

Had Laura practised playing the instrument a lot, she could have performed much better.

However much Laura practised playing die instrument, she could hardly perform any better.

As soon as Laura practised playing the instrument a lot, she could perform much better.