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【单选题】
.Saving resources is a basic policy of our country . And it proves _____ to its sustainable development .A.
to be great significance
B.
to be of great significant
C.
of great significance
D.
great significant
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【简答题】Jack is skiing from the top of the mountain. He doesn't look very confident. You can ask:____________________________________________? (ski from the top of the mountain, before)
【单选题】The police managed to gain through an upstairs window.
A.
approach
B.
way
C.
access
D.
passage
【简答题】对于辅助生产费用的归集，必须先通过“制造费用”科目，然后再转入“辅助生产成本”中。()
【单选题】Several hours later, with the help of the police, the students managed to escape from the dangerous situation, ______.
A.
hungry and frightened
B.
hungrily and frightening
C.
hungry and frightening
D.
hungrily and frightened
【单选题】Several hours later, with the help of the police, the students managed to escape from the dangerous place, _______.
A.
hungry andfrightened
B.
hungrily and frightening
C.
hungry and frightening
D.
hungrily and frightened
【单选题】It is reported that by careful questioning the police managed to ______ the information they were looking for.
A.
add up
B.
set down
C.
dig out
D.
set up
【单选题】关于卵黄囊的描述，错误的是
A.
顶部形成原肠
B.
卵黄囊壁的胚外中胚层是最早形成血细胞和血管的部位
C.
原始生殖细胞来自卵黄囊壁的内胚层
D.
卵黄囊在胚胎6～7周时退化闭锁并与肠管分离
E.
卵黄囊内贮存的卵黄有营养作用
【单选题】The police managed to ______ down the criminal in a small town.
A.
trace
B.
track
C.
pursue
D.
search
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