题目内容

It is essential that the temperature (is not) elevated (to a point) where the substance formed (may become) unstable and decompose into (its) constituent(组成的) elements.

A. is not
B. to a point
C. may become
D. its

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Section ADirections: This section is to test your ability to give proper responses. There are 5 recorded questions in it. After each question, there is a pause. The questions will be spoken two times. When you hear a question, you should decide on the correct answer from the 4 choices marked A, B, C and D given in your test paper Then you should mark the corresponding letter on the Answer Sheet with a single line through the center.

A. Twice a week.
B. Sunday.
C. 7:00p.m.
D. 5 days ago.

A. Sales promotion B. Sales on a commission basis C. Incentive sale D. Return of goods E. Selling off goods at reduced prices F. Bargain day G. Quick sales and small profit H. Sale by bulk I. Unmarketable J. Gross profit K. Sudden huge profit L. Monopoly profit M. Transaction without profit N. Legitimate profit O. Selling on credit P. Auction Q. Dumping R. Net profit ( )滞销 ( )无利交易

I can’t focus my attention on reading in such a (noise) ______ room.

简述裴斯泰洛齐“教育心理学化”主张的基本含义。