Second Conditional: if + past simple + would (B1)

She would be happier if she ___ a different job.

If I spoke better French, I ___ work in Paris more easily.

The company ___ more clients if it reduced its prices.

If I ___ you, I would accept the job offer immediately.

If they ___ a bigger flat, they could invite more friends to stay.

If the office ___ closer to home, she wouldn't have such a long commute.

___ I have enough savings, I would buy a house by the sea.

If my boss ___ me a pay rise, I would definitely stay at this company.

If more people ___ public transport, pollution levels would fall significantly.

What does the sentence "If I owned a car, I would visit you more often" express?

If she ___ the instructions, the experiment would work perfectly.

If the prime minister ___ to call an early election, polls suggest she would win.

Which sentence incorrectly mixes first and second conditional forms?

My colleague ___ a promotion if she spoke up more in meetings.

Which is the only correct second conditional sentence?