[填空题]The Morphemes can be grouped into free morphemes and ______ morphemes.

[填空题]Morphemes can be classified into two categories: inflectional and ______ morphemes.

[单项选择]Words can be grouped together into a relatively small number of classes called syntactic categories, which reflects many factors including the type of （　）.
A. meaning that words express
B. affixes that the words take
C. structures in which the words can occur
D. All of the above

[填空题]English uses frequently inflectional morphemes to indicate the （　） relations between linguistic elements.

[简答题]

What are the inflectional morphemes in the following phrases:
(a)the teacher’s books
(b)it’s snowing
(c)the newest model
(d)the cow jumped over the moon

[单项选择]"Nation” as a free root can function alone in a sentence while "diet" is a ______, which can not function alone grammatically and has to combine with other morphemes to create new words.
A. active root
B. fixed root
C. non-free root
D. bound root

[单项选择]How many morphemes is the word "undesirability" composed of.（　）
A. Seven.
B. Two
C. Three.
D. Four.

[单项选择]There is free firewall software available that can run on minimal hardware and provide a good level of (71) to your network.
A. protective
B. profecting
C. protection
D. profection

[单项选择]______ are bound morphemes because they cannot be used as separate words.
A. Roots
B. Stems
C. Affixes
D. Compounds

[单项选择]（　） is the study of the way in how morphemes, representation of sounds, are arranged and combined to form words.
A. Lexicology
B. Morphology
C. Phonology
D. Morphological rule

[单项选择]The word "idealistic" comprises ______ morphemes.
A. 1
B. 2
C. 3
D. 4

[单项选择]There are ______ morphemes in the word "uncomfortably".
A. three
B. four
C. five
D. six

[单项选择]Nobody can be really free from the sound. Whether we live in the middle of a modem city or a faraway village, we are surrounded by sound every day such as the sounds from television and radio, household appliances, and traffic. Sound makes up a part of our life.
In fact, most of us can not bear total silence. Sound gives us a sense of safety and brings us joy. Scientific tests have also proved that total silence is a very frightening experience for human beings. A recent report shows that people feel quite lonely without background sound while they are working. The background sound which doesn’t change too much may even help people to concentrate.
However, sometimes, sound is not helpful and joyful in people’s life. Normally, we hear these sounds at safe levels that do not affect our hearing. However, when we are exposed to harmful noise--the sounds that are too loud or loud sounds that last a long time, sensitive structures in our inner ear can be damaged, causing hearin
A. sound is requisite in our life.
B. total silence does not really exist.
C. the background sound will distract our attention.
D. people had better work in an environment without any sound.

[填空题]In many restaurants, customers can have a free glass of water _________________(除了付款的食物外).