I would have actually written it this way
"Hellen arrived unannounced when the house was a mess, and we weren't ready for visitors."
But, I guess, the closest answer to this one would be the last option. :)
Hope this helps.
An allusion is an expression designed to call something to mind without mentioning it explicitly; an indirect or passing reference.
8 kilograms=8000 grams
2.5 kilograms=2500 grams
8000-2500=5500 grams
Colleen bought 5,500 grams more of apples than pears
Answer:
yes
Explanation:
I think it is a compound noun because it contains two nouns