Which of the following is NOT true?

The smallest functioning unit in the composition of words is _____．

There is/are ____ monomorphemic word（s）in the following words: cats, boss, work, geese,tried.

Which of the following words does NOT have suffixes?

The word that has a prefix of size is _____.

The formation of new words by converting words of one class to another class is called _____.

The following words are formed by clipping EXCEPT _____.

In word meaning, the relationship between language and the world is _____, by means of which,a speaker indicates which things in the world are being talked about.

Which of the following examples shows that every word that has meaning has sense,but not every word has reference?

In modern English some words were created by imitating the natural sounds or noises, and the sounds suggest their meanings, like bang, croak,and buzz. These words are _____ motivated.