“Bird”, “earth”, "nation” belong to（）.
Unlike affixes,（ ）are often free morphemes.
There are （ ） free morphemic words in the following words：worker, car, impossible，anger, politely.
Free morphemes are （）of other morphemes. They have complete meanings in themselves and can be used as free grammatical units in sentences.
We might say that free morphemes are free（）
There are （ ） free morphemic words in the following words: bird, man, red, turn.
How many free morphemic words are there in the following words: wind, man, reddish, collection? （）
There is/are （）free morphemic word(s) in the following words: wind, man, reddish, collection.
Answer the following questions. Your answers should be clear and short.
What is the difference between root and stem?
For the words idealistic, prisoner, individualist, only ideal, prison, individual are（ ）
Morphemes which are identical with root words are considered to be morphems.
Morphemes which are independent of other morphemes aremorphemes.
Which of the following words is an example of free morphemes?（ ）
Which of the following words is the example of free morphemes?（ ）
For the words collection, idealistic, ex-prisoner,only collect, ideal, prison are（） .
A morpheme that can stand alone as a word is thought to be（ ）.
Which of the following words is an example of free morphemes?
Complete the following statements with proper words or expressions according to the course book.
The smallest functioning unit in composition of words is the .
morphems.