plz explain me

[ramia]

plz explain the meanings of these sentences with example.

• if a person or animal is at your heels.
• its a cross b/w collie and retriever
• parrot is squawking its head off.
• my stomach right out of patience.
• it sounds like.
• where we use "supposed to be"
• where we use "had to have".
• where are u off to.

[Ouisch]

if a person or animal is at your heels.
They are following you very closely.
"The photographers were always at Tom Cruise's heels, trying to snap a photo of baby Suri."

its a cross b/w collie and retriever
The dog has one parent who is a collie, and one that is a retriever.
"My dog is a cockapoo - a cross between a cocker spaniel and a poodle."

parrot is squawking its head off.
The parrot won't stop squawking or making noise.
"I think the baby's diaper needs to be changed; he's been crying his head off for the last 30 minutes."

my stomach right out of patience.
Sorry, I'm not familiar with this phrase. In what context was it used?

it sounds like.
Can be used two ways; literally to describe how something sounds, or to describe the way a situation appears.
"Have you heard the guitar solo on that song? It sounds like a cat being tortured with hot spikes."
"The car made a squealing sound whenever I stopped. Sounds like it's time to get new brakes."

where we use "supposed to be"
"Supposed to be" describes a situation that should have occurred.
"I signed up for this class because it was supposed to be easy, but I still managed to fail it."
"Why are you so late? You were supposed to be here an hour ago!"

where we use "had to have".
"Had to have" describes a necessity, or a perceived necessity.
"I wanted to meet the band, but you had to have a backstage pass to do so."
"My mom just had to have a bread making machine after she saw that TV commercial, but it's been sitting here for six months and she still hasn't baked any fresh bread for us."

where are u off to.
Where are you going?
"See you later!"
"It's the middle of the night, where are you off to at this hour?"