The wording given in the approved examples is not mandatory. It shows only one method to write the same information with approved words. You can frequently use different constructions with other approved words to say the same thing.
选项：

A:The wording given in the approved examples, which is not a must, shows only one way to write the same information with approved words and you can frequently use different constructions with other approved words to say the same thing.
B:It is not important to use the wording given in the approved examples which shows only one way to write the same information with approved words, because different constructions with other approved words can be hardly used to say the same thing.
C:It is not allowed to use other approved words to write the same information, The wording given in the approved examples which shows only one way to write the same information can be frequently used with different constructions to say the same thing.