Correct the prepositions in the sentences below. In some sentences, there are no mistakes.

Write the correct word in each gap. Write ok if the sentence is correct.

What on earth are you doing here? [ ]

When we came back, we saw our car on flames. [ ]

The skyscraper collapsed like a house off cards. [ ]

"Are you okay?" — "No, I feel a little bit above the weather." [ ]

Tigers and lions are aggressive from nature. [ ]

To begin at, it would be a good idea to provide the homeless with free food. [ ]