Ever & Never & Just & Already & Yet

We often use ever, never, just, already, and yet with the present perfect tense.


We use ever in interrogative sentences:

a. Have you ever been to the United States?
b. Have you ever traveled by train?
c. Have you ever failed a class?


We use never in affirmative sentences: but the meaning is negative.

a. I have never cheated in an exam.
b. My son has never been to Moscow.
c. My brother have never gone to London.


We use just to express a recently completed action.

a. The cat has just caught a bird.
b. The guests have just arrived.
c. I have just finished my homework.


We use already to express that something has happened sooner than expected.

a. Don't forget to bring your book! Oh, I have already brought it.
b. The boys are going to pack, aren't they? No. They have already packed.
c. Is Adam going to buy a new car? No, he isn't. He has already bought it.


We use yet in interrogative and negative sentences and it suggests a time later than expected.

a. Have you done your homework? No, I haven't done it yet
b. Has your father seen your report? No, he hasn't seen it yet
c. Have the visitors arrived? No, they haven't arrived yet.

Also See:

Present Perfect Tense
Another exercise with already / just / yet 

Quick Exercise

Fill in the blanks using ever, never, just, already and yet.

1. Have you       ever   never   just   already   yet  been in America?
2. Do you hear the noise? The train has       ever   never   just   already   yet  arrived.
3. No. Your cousin hasn't come to the party       ever   never   just   already   yet .
4. Can you open the door? Oh, it is       ever   never   just   already   yet  open.
5. Your daughter has       ever   never   just   already   yet  returned home. You don't have to worry anymore.

t

6. Haven't you finished your food       ever   never   just   already   yet ? No, I am still eating mom.
7. I am a very lucky person. I have       ever   never   just   already   yet  had nightmares.
8. Are you going to meet me at the shop? Yes, I am       ever   never   just   already   yet  there.
9. I have       ever   never   just   already   yet  realized how beautiful you are.
10. Would you like to have dinner with us? No thanks, I have       ever   never   just   already   yet 
had dinner.
11. Have you       ever   never   just   already   yet  seen such a big ant?

Correctness = 
Correct answers:

http://www.grammarbank.com/ever-never-just-already-yet.html