The first one.
If the house were less expensive, we would be able to buy it.
Sentence b) contains one.
" ... to go ... " is the infinitive.
<h3>
Hello there</h3><h3 />
12: "The following companies will be going out of business: HiTech, CyberSafe, and CalKey." is correct.
2: "During my first three months of work, I attended three conferences: they were all required events for my training." is correct.
6: " I think I would like to work at the smaller company; however, the other job pays more." is correct.
8: "He graduated from college at the age of 17; furthermore, he earned his PhD when he was 19." is correct, I believe. I'm not completely sure about this one.
I do hope this helps though.
<em>Xenon</em>
