Did the Romans confuse a long vowel with two short ones?

1. Did the Romans pronounce V as W?
2. Did Latin have long vowels?
3. How did Romans pronounce C?
4. Did the Romans use Macrons?

Did the Romans pronounce V as W?

According to a consensus of Latin scholars, the letter V in ancient Latin was pronounced as [w]. This seems to make sense, because there was no distinguishing between V and U, so the letter V could mark either the vowel [u] or its semivocalic counterpart [w] (much like with the letter I).

Did Latin have long vowels?

There're 5 long vowels in Latin: ā, ē, ī, ō, ū , they're pronounced the same in both classical and ecclesiastical method.

How did Romans pronounce C?

c before e, i, y, ae, oe is pronounced ch: coelo (cheh-loh); in all other cases, c is pronounced k: cantus (kahn-toos).

Did the Romans use Macrons?

Many textbooks about Ancient Rome and Greece use the macron, even if it was not actually used at that time (an apex was used if vowel length was marked in Latin).