更多"The study of the effects of salt on"的相关试题:
[单项选择]The study of the effects of salt on high blood pressure was carried out ______.
A. because members of the same family tend to use similar amounts of salt
B. to explore the long - term use of a sodium - based substance
C. because it was proved that salt caused high blood pressure
D. because of the availability of chemically pure salt and its derivatives
[单项选择]The evidence that a child with blood pressure higher or lower than the norm would tend to retain the same blood pressure pattern with increasing age is introduced by the author in order to______.
A. suggest that essential hypertension may have biochemical causes
B. show that high blood pressure can be detected in children under the age of 15
C. provide evidence that factors affecting blood pressure are already present in children
D. propose that increased screening of children for high blood pressure should be undertaken
[单项选择]His latest medical study suggests that high blood pressure_______with unhealthy life- styles.
A. has something to do
B. have something to do
C. had something to do
D. is having something to do
[单项选择]Since she has very high blood pressure,her doctor recommends that she ______.
A. not drink
B. will not drink
C. does not drink
D. not to drink
[单项选择]Because of the high blood pressure, the doctor advised him to ______ from smoking.
A. constrain
B. restrain
C. refrain
D. remain
[多项选择]--- Pass me the salt. ( )
--- Pass me the salt,please.
--- Would you please pass me the salt
The above utterances are arranged in an order of increasing degrees of______.
A. formality
B. informality
C. politeness
D. impoliteness
[单项选择]Give me the salt,()
A. do you
B. don't you
C. won't you
D. mustn't you
[单项选择]How is the table salt we use obtained
A. Subtract water from the ocean through evaporation.
B. Add water to the ocean through precipitation.
C. Dissolve materials in the ocean through heating.
D. Convert water vapor into liquid water.
[单项选择]The islanders have sold their salt to other countries since the 1970s.
[单项选择]Salt has been a respected commodity for much of recorded time.
A. flavoring
B. preservative
C. remedy for illness
D. article of trade
[单项选择]Everything we eat and drink contains some salt; we can meet the body' s need for it from natural sources without turning ______ the salt bottle.
A. up
B. to
C. on
D. over
[单项选择]Salt is a substance that ( ) in water.
A. dissolve easy
B. dissolve easily
C. dissolving very easy
D. dissolves easily