7. Compare! Remember the degrees of comparison rules:

Решение:

Сравнение степеней сравнения прилагательных:

• Which fruit is the sweetest?
• These apples are sweet
• These oranges are ... (нужно вставить сравнительную степень) - sweeter
• These bananas are ... (нужно вставить превосходную степень) - the sweetest

Which breakfast is the most delicious?

• This breakfast is delicious
• This breakfast is ... (нужно вставить сравнительную степень) - more delicious
• But this breakfast is ... (нужно вставить превосходную степень) - the most delicious

Заполнение пропусков:

• These oranges are sweeter.
• These bananas are the sweetest.
• This breakfast is more delicious.
• But this breakfast is the most delicious.

Ответ: sweeter, the sweetest, more delicious, the most delicious.