Comma or Semicolon 1

Which best completes the following sentence?

The artist preferred to paint in oils ____ he did not like water colors.

Which best completes the following sentence?

Even when the house looks clean ____ there is usually a bunch of dirt swept under the rug.

Which best completes the following sentence?

I'm going to leave early today ____ unless the boss comes back from the meeting.

Which best completes the following sentence?

The computer can perform many calculations at once ____ however, it cannot reason at all.

Which best completes the following sentence?

In the first place, it was snowing too hard to see the road ____ in the second place, we had no chains.

Which best completes the following sentence?

Italy is my favorite foreign country ____ in fact, I plan on staying there for three weeks this summer.

Which best completes the following sentence?

The challenges are not impossible ___ but they are very hard to clear.

Which best completes the following sentence?

I'm going to do all of my English homework every night ____ because that's how you pass the class.

Which best completes the following sentence?

If he misses his appointment ____ he'll have to wait another six months to see the dentist.

Which best completes the following sentence?

There are many negative side effects to smoking ___ furthermore, there are virtually no positive side effects.

Now it's your turn! Write three complete sentence and correctly use a semicolon in each.