【C17】A.In partB.In shortC.In allD.In that
【C17】
A.In part
B.In short
C.In all
D.In that
【C17】
A.In part
B.In short
C.In all
D.In that
The【C13】______similarity of liquids and gases becomes clearly apparent when the temperature and pressure are raised somewhat.【C14】______a closed container partially filled with a liquid is heated. The liquid expands, or【C15】______, becomes less dense; some of it evaporates.【C16】______, the vapor above the liquid surface becomes denser as the evaporated molecules are【C17】______it. The combination of temperature and pressure【C18】______the densities become equal is【C19】______the critical point. Above the critical point the liquid and the gas can no longer be【C20】______; there is a single, undifferentiated fluid phase of uniform. density.
【C1】
A.in
B.on
C.under
D.beyond
Efforts to reassure consumers and governments proved【C6】______ . France, Germany, Italy, Finland and Greece were among countries which announced bans【C7】______ British beef shipments.
A committee of EU veterinary experts, meeting in Brussels,【C8】______ new protective measures but said transmission of the disease from cattle to humans was unproven and did not【C9】______ a general ban on British beef exports. Britain's own main consumer group advised people to【C10】______ beef if they wanted to be absolutely sure of not【C11】______ CJD which destroys the brain and is always【C12】______
"Could it be worse than AIDS?"
The stark headline in Friday's Daily mail newspaper encapsulated the fear and uncertainty【C13】 Britain. CJD【C14】______ humans in the same way that BSE makes cows mad--by eating away nerve cells in the brain【C15】______ it looks like a spongy Swiss cheese.
The disease is incurable. Victims show【C16】______ of dementia and memory loss and usually die【C17】______ six months.
Little is known【C18】______ sure about the group of diseases known collectively as spongiform. encephalopathies, which explains【C19】______ some eminent scientists are not prepared to【C20】______ a human epidemic of AIDS-like proportions.
【C1】
A.in
B.on
C.over
D.around
A.In a photographer's studio.
B.In the library.
C.In the post office.
D.In the shopping center.
A.In a shipping company office.
B.In Professor Benson's office.
C.In a publisher's office.
D.In a university store.
A.In a library.
B.In a bookstore.
C.In a classroom.
D.In the woman's home.
A.In Peter's home.
B.In the street.
C.In the gym.
D.On their way to the gym.
A.In San Francisco.
B.In New York.
C.It's not mentioned.
D.Right where they are talking.