_____________ you like German food?
Do you like German food?
My daughter really wants _____ dog for Christmas.
My daughter really wants a dog for Christmas.
This refers to any dog. We don't know which dog because we haven't found the dog yet.
Don't sit ________ the grass. It's wet.
Don't sit on the grass. It's wet.
I came _________ a pile of old letters while I was tidying up my office.
I came across a pile of old letters while I was tidying up my office.
(Found by chance)
I always try to _______ my homework before I watch TV.
I always try to do my homework before I watch TV.
_______ you done your homework?
Have you done your homework?
I just saw ______ most popular movie of the year!
I just saw the most popular movie of the year!
There are many movies, but only one particular movie is the most popular.
My house is _______ the end of the block.
My house is at the end of the block.
The police officer had no idea what was going ______.
The police officer had no idea what was going on.
(What was happening)
Susan _________ the record for eating the most hot dogs in under 1 minute!
Susan holds the record for eating the most dog dogs in under 1 minute!
___________ your mother speak English?
Does your mother speak English?
He spilled ______ milk all over the floor.
He spilled the milk all over the floor.
(some specific milk, perhaps the milk you bought earlier that day)
I went for a swim _______ the river.
I went for a swim in the river.
The lights went _______ for no apparent reason.
The lights went off for no apparent reason.
(Stopped working)
"Yes! I got 90%!"
"Hey Steve! Did you pass the exam?"
"Yes! I got 90%!"
My father ________ never visited the USA.
My father has never visited the USA.
Help! Somebody call ______ police officer!
Help! Somebody call a police officer!
(This refers to any police officer)
I was very busy at work today so I had lunch ______ my desk.
I was very busy at work today so I had lunch at my desk.
They put ______ the start of the climb because of the storm.
They put off the start of the climb because of the storm.
(Delayed)
How are you getting to Barcelona this weekend? Are you going to _________ the train?
How are you getting to Barcelona this weekend? Are you going to take the train?
How long _______ you ______ living in Spain?
How long have you been living in Spain?
I was happy to see ______ policeman who saved my cat!
I was happy to see the policeman who saved my cat.
(Even if we don't know the policeman's name, it's still a particular policeman because it is the one who saved the cat)
My office is _______ the first floor.
My office is on the first floor.
I think Jess has come _______ with the flu.
I think Jess has come down with the flu.
(get/catch something)
Oops, I've __________ a mistake. Can I use your eraser?
Oops, i've made a mistake. Can I use your eraser?