presentation of words with two horizontal lines through the center of them.
The green line means that your grammar is incorrect. Try right clicking a word above it.
You remove the wheels to replace brake lines.
The word comma has two syllables. If you are dividing it to break across lines, it is divided between the double letters: com-ma.
One way of abbreviating the word, successor would be to remove all of the vowels and remove one letter from the double consonants. This would then make the abbreviation for successor to be "scsr".
a quaver
Yes it is illegal, you cannot cross double white lines in Colorado.
Double yellow lines.
The yellow lines refer to parking controls on UK roads. When double yellow lines are in force, you can't. (note that double yellow lines are not always operational at all times. The restriction prevents parking on or adjacent to double yellow lines. There is no mention in the regulations about which side of the yellow lines and therefore they are effective for vehicles parked on pavements or verges. Look at the Highway code text next to the pictures of double yellow lines in the Road Markings section.
In singles...the ball hit inside of the side double lines. In doubles...the ball hit outside of the side double lines.
Those curly lines means that the word is not spelled correctly ... or ... they are not in the dictionary that MS Word uses. If you hover the mouse pointer over the red curvy lined word and right click, there will be options to correct the spelling or add it to the dictionary. This is a feature that you can turn on or off within MS Word.
line style