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【多选题】
下列育苗方法属于无性繁殖的是A.
扦插育苗
B.
实生苗繁殖
C.
压条繁殖
D.
分株繁殖
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【简答题】There were two boys in the lab, did the experiment successfully. A. theclever of whom B. thecleverer or whom C. theclever of them D. themore clever of them
【单选题】Which of the following sentences is tree accord to this article?
A.
Anthropologists and experts all agree with each other to their findings.
B.
Measuring how sound would pass through the model ears is the second step in the research.
C.
The fossils from Sima de los Huesos belong to H. heidelbergensis.
D.
The fossils from Sima de los Huesos belong to Neandertals.
【简答题】In preparing scientific reports of laboratory experiments, a student should _____ his findings in logical order and clear language. (A) furnish (B) propose (C) raise (D) pres...
【简答题】In preparing scientific reports of laboratory experiments, a student should _____ his findings in logical order and clear language. (A) furnish (B) propose (C) raise (D) present
【单选题】To test _____ danger of not enough sleep caused by playing computer games, scientists did _____ experiment. [ ]
A.
a; /
B.
a; the
C.
the; an
D.
/; an
【单选题】It was in the lab __________was in the charge of Professor Smith __________they carried out the experiment.
A.
where；that
B.
which；where
C.
that；where
D.
which；that
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