题目内容
（请给出正确答案）
A．They are boiling a cup of water.
B．They are stirring a cup of mud.
C．They are cooking sweet and sour rice.
D．They are writing down the recipe.
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Why are some adults easy to lose their temper according to Dr. Menninger？
A．They probably grow up in grim circumstances.
B．They are born to have a low boiling point.
C．They probably grow up from families where love and understanding is lacking.
D．They may have received undue frustrations in childhood.
Distinguish(a)between the boiling point of a liquid and the normal boiling point of the liquid, (b)between freezing point and freezing point depression.
B．A large pan of boiling water contains as much heat as a smaller pan of boiling water.
C．The temperature of a large pan of boiling water is higher than that of a smaller pan of water.
D．The temperature of a large pan of boiling water is lower than that of a smaller pan of water.
Vacuum packing is to ______.
A．immerse food in very hot or boiling water
B．sterilize food
C．remove air from the cans
D．subject food to steam or boiling water
A liquid is vaporized at it.s boiling point. Predict the signs of W, Q, △H, △S and △G.
Explain your answers.
The best title for the passage is______.
A．New Technology, Fresh Lifestyle
B．A New Boiling Process with Solar Power
C．Nanoparticles and Steam Creation
D．Importance and Implications of Steam
What has caused the trouble？
A．The woman doesn't know yet.
B．He was burnt by boiling water.
C．He has tired himself out in his work.
A.down
B.out for
C.for
D.out to
A．is being converted
B．is converted
C．has been converted
D．converts
Being spoiled, the girl could do ________ boiling eggs when his parents were out.
A.less than
B.no more than
C.no less than
D.none other than
