To alter means to change the position, size or shape of something for a particular reason. eg The building was altered so that disabled people could enter more easily.
The function of something is its special purpose. eg The function of a seat belt is to save lives in an accident.
Q: Why would clothes need altering ?
A: Clothes would need altering if they were too big or too small.
Q: Is it something you could do yourself ?
A: Yes, I think so./Yes, it's something I could do myself.
Q: Do you think your opinions have altered as you have grown older ?
A: Yes, I think I've become more broad-minded as I've grown older.
Q: Do you think everyone goes through a similar process ?
A: Yes, I think everyone does go through a similar process.
Q: What is the function of the heart ?
A: The function of the heart is to beat around the body.
Q: What different functions should be performed by: a. a police officer ?
I think a police officer should look for criminals but also look after society and people in general.
b. a teacher ?
I think a teacher should educate the students but also help them if they've got any personal problems maybe.
Q: How can a building be altered to save energy ?
A: A building can be altered to save energy by using energy-efficient light bulbs for example.
N. object n. item
An item is a single thing. eg A few of the items on the menu were not available.
An object is a single physical thing. eg Do not put heavy objects on top of this machine.
Q: On average, when you go to a supermarket, how many items do you buy ?
A: On average, when I go to the supermarket, I usually buy around a hundred items.
Q: Do you normally use a basket/trolley ?
A: I normally use a trolley.
Q: What kind of objects should be kept out of the reach of children ?
A: Sharp objects should be kept out of the reach of children.
Q: What’s the best way to lift heavy objects ?
A: The best way to lift heavy objects is by bending your knees and keeping your back straight.
Q: What kind of news items do they save for last ?