It should be --- She wet to Mary's house which was down the road.
The sentence "She went to Mary's house which was down the road" is missing a comma after "house" to set off the relative clause "which was down the road." It should be written as: "She went to Mary's house, which was down the road."
I huffed and I puffed Till I blew the house down.
I took a long drive down the winding road to reach my friend's house.
Yes, the sentence "You can lie down in the lounge" is correct. It is a statement indicating that lying down is allowed or possible in the lounge.
The three prepositions in the sentence are "down," "through," and "into."
The nous in the sentence "The embarrassed student sat down quickly" is "student," which is the subject of the sentence.
If you mean "Is the following sentence a declarative, interrogative, or exclamatory sentence, 'He huffed and he puffed and he blew the house down!' ?" Then it would be an exclamatory sentence.
he was huffing and puffing to blow the house down
That's their dog! Their house is just down the street.
The house down the street is vacant
He had his house locked down like a fortress.
I walked down the street to my friend Matt's house.
I need to rebuild my house because it fell down.
Walking into the grim, forbidding house, Johnny felt a shiver travel down his spine.
The people were talking to me apologetically 'cause my house had just burnt down.
The person who bought the property plans to tear down the existing house and build a new one.
She knew she had to bring down her opponent with solid arguments during the debate.
Unbeknownst to the teenagers, a policeman was on his way to shut down the raging house party.