The photoperiodic response of algae actually depends on the duration of darkness, but not
A.is not on light
B.but is not on the light
C.and not on light
D.the light is not on
A.is not on light
B.but is not on the light
C.and not on light
D.the light is not on
A、anger, disgust, surprise, fear
B、anger, frown, surprise, fear
C、frown, fear, blink, disgust
D、frown, blink, disgust, surprise
A、defining in context
B、describing using adjectives
C、analyzing part-whole relationship
D、seeing analogies
A、The sum of independent chi-square random variables is a chi-square random variable.
B、The sum of independent exponential random variables is an exponential random variable.
C、The sum of independent gamma random variables is a gamma random variable.
D、The sum of independent uniform random variables is a uniform random variable.
A.The English have a lot of conversations about the weather because it is a form. of social interaction which they all understand.
B.English conversations about the weather are not really about the weather at all.
C.Weather-speak in essence is a form. of code.
D.English people gradually establish and develop this code to help them overcome their natural reserve and actually talk to each other.
A、the writer's preconception
B、the event itself
C、the writer's speculations
D、none of the above
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