Problem: Word: commission

Sentence 1: He works on commission.

Sentence 2: A reseller's commission.

Same meaning?
A: the same meaning

Problem: Word: course

Sentence 1: The government took a firm course.

Sentence 2: He took a course in basket weaving.

Same meaning?
A: different meanings

Problem: Word: opening

Sentence 1: A salamander darted out of an opening in the rocks.

Sentence 2: The opening received good critical reviews.

Same meaning?
A: different meanings

Problem: Word: swing

Sentence 1: The soccer player began to swing at the referee.

Sentence 2: This action swung many votes over to his side.

Same meaning?
A:
different meanings