Past Perfect Simple vs Cont.

Jenny [hadn't stopped / hadn't been stopping] studying all day, not even for a break.

The fire was [so / too] big that we had to evacuate the area.

Charles is the [better / best] rapper in school.

Mangoes are quite cheap, but they [aren't cheap / aren't as cheap] as bananas.

Had the scientists [discovered / been discovering] the solar wind before they flew the probe?

We were tired because we [had studied/had been studying] for 4 hours.

The volcano was [so / such] strong that it destroyed an island.

There were [so / such] high temperatures that the sand melted to glass.

It was [so / too] dangerous for the rescue teams to go there, they had to wait.

Do you have [too / enough] time to make me a drink?

I [had graded / had been grading] tests for hours, that's why I needed a rest.

How does Windows 11 differ ____ Windows 10?

There were tons of cool t-shirts, I couldn't pick one ___ to buy.

It was [so / such] and interesting book that I lent it to all my friends.