THE PRESENT PERFECT (1B)

An accident ...
1. have happened.
2. has happened.
3. haven't happened.
4. hasn't happened.
He ...
1. have drunk a lot.
2. has drunk a lot.
3. haven't drunk a lot.
4. hasn't drunk a lot.
She ...
1. have eaten an apple.
2. has eaten an apple.
3. haven't eaten an apple.
4. hasn't eaten an apple.
He ...
1. have bought a new car.
2. has bought a new car.
3. haven't bought a new car.
4. hasn't bought a new car.
She ...
1. have washed her clothes.
2. has washed her clothes.
3. haven't washed her clothes.
4. hasn't washed her clothes.
She ...
1. have finished her work.
2. has finished her work.
3. haven't finished her work.
4. hasn't finished her work.
They ...
1. have arrived.
2. has arrived.
3. haven't arrived.
4. hasn't arrived.
Nobody ... to the meeting.
1. have come
2. has come
3. haven't come
4. hasn't come
I ... the problem.
1. have solved
2. haven't solved
3. has solved
4. hasn't solved
It ... in a year.
1. have rained
2. has rained
3. haven't rained
4. hasn't rained