Can you spot what's wrong with the following sentence?

PETER WAS ANGRY AT
HIMSELF BECAUSE HE
ACCIDENTALLY LEFT THE
THE KEYS TO HIS CAR
AT HIS FRIEND'S HOUSE.

Rose, Lily and Jasmine decided to buy flowers for their moms on Mother's Day. One of them bought lilies, the other roses, and the third one jasmines.
'It's funny!' said the girl with roses, 'we bought roses, jasmines and lilies, but none of us bought the flowers matching her name'.
'You're right!', said Lily.
What kind of flowers did each of the girls buy?

What seven-letter word has hundreds of letters in it?

What demands an answer, but asks no questions

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

What Adam and Eve do not have but the rest of the people have?

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

Count the number of triangles in the given picture.

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

What is black when you buy it, red when you use it, and gray when you throw it away?