[单项选择]A) childs C) boys
B) infants D) kids


A. childs
B. infants
C. boys
D. kids

[单项选择]

Passage Two
Having no language, infants cannot be told what they need to learn. Yet by the age of three they will have mastered the basic structure of their native language and will be well on their way to communicative competence. Acquiring their language is a most impressive intellectual feat. Students of how children learn language generally agree that the most remarkable aspect of this feat is the rapid acquisition of grammar. Nevertheless, the ability of children to conform to grammatical rules is only slightly more wonderful than their ability to learn words. It has been reckoned that the average high school graduate in the United States has a reading vocabulary of 80,000 words, which includes idiomatic expressions and proper names of people and places. This vocabulary must have been learned over a period of 16 years. From the figures, it can be calculated that the average child learns at a rate of about 13 new words per day. Clearly a le
A. They learn words before they learn grammar.
B. They learn even very long words.
C. They learn words very quickly.
D. They learn the most words in high school.

[单项选择]One of the boys is ______, all the other boys are ______.
A. English
B. an English
C. England
D. China English

[单项选择]In the U.S. ______ percent of the infants with AIDS are white.


A. 91
B. 9
C. 40
D. 20

[单项选择]What are the kids' names


A. Henry and Jerry.
B. Henry and Jessie.
C. Jerry and Jessie.
D. None of the above.

[单项选择]The boys spent the whole morning possible answers to the question.
A. discuss
B. to discuss
C. discussing
D. discussed

[单项选择]Boys are therefore seldom trained to follow their fathers' occupation.
A. 这样，男孩子们就难得受到继承父业的训练。
B. 这样，男孩子们就受到厂继承父业的训练。
C. 这样，男孩子们就难得去训练父亲的职业。
D. 这样，男孩子们就难得受到训练去跟随父亲的职业。

[单项选择]The boys usually helped their teacher after their lessons were over.