【单选题】thErE wErE onCE only Eight mAjor lAkEs or rEsErvoirs in tExAs, But toDAy thErE ArE ovEr 180, mAny Built to storing wAtEr AgAinst pErioDiC
Droughts.
【分析解答题】FAinting (is CAusED) By stoppAgE oF thE BlooD supply to BrAin, DuE to (tEmporAry) hEArt (FAil) From shoCk, (wEAknEss), or ExhAustion.
【单选题】 Diamond is the hardest known substance, so diamond can be cut only by another diamonds.
【单选题】 It can be inferred from the passage that brain size is assumed to
A．( be an indicator of cognitive ability
B．( vary among individuals within a species
C．( be related to food consumption
D．( correspond to levels of activity
A．( be an indicator of cognitive ability
B．( vary among individuals within a species
C．( be related to food consumption
D．( correspond to levels of activity
【分析解答题】"Insects"
Read a short passage and then listen to part of a lecture on the same topiC、
Reading Time:45 seconds
Insects
An insect belongs to the class of invertebrates called arthropods. Regardless of size, all adult insects have a similar body structure, which includes a head, a thorax, and an abdomen. The head contains not only the brain and mouth but also the sensory organs, usually a pair of eyes and a pair of antennae. The thorax is the central part of the insect’s body where the wings and legs are attached, allowing the insect to move in the air and on feeding surfaces. Typically, insects have three pairs of legs and two pairs of wings. The third part of the insect’s body structure consists of an abdomen where food is processed and also where the reproductive organs are founD、
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Now listen to part of a lecture in a biology class. The professor is talking about insects.
Question
Describe the structure of an insect and explain why a spider is not strictly considered an insect.
Preparation Time:30 seconds
Recording Time:60 seconds
Read a short passage and then listen to part of a lecture on the same topiC、
Reading Time:45 seconds
Insects
An insect belongs to the class of invertebrates called arthropods. Regardless of size, all adult insects have a similar body structure, which includes a head, a thorax, and an abdomen. The head contains not only the brain and mouth but also the sensory organs, usually a pair of eyes and a pair of antennae. The thorax is the central part of the insect’s body where the wings and legs are attached, allowing the insect to move in the air and on feeding surfaces. Typically, insects have three pairs of legs and two pairs of wings. The third part of the insect’s body structure consists of an abdomen where food is processed and also where the reproductive organs are founD、
{$mediaurl}
Now listen to part of a lecture in a biology class. The professor is talking about insects.
Question
Describe the structure of an insect and explain why a spider is not strictly considered an insect.
Preparation Time:30 seconds
Recording Time:60 seconds
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