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【单选题】
在Java语言中有多种实现的机制，下列技术属于垃圾回收机制的是( )。A.
字节编译
B.
内存跟踪
C.
语法检查
D.
堆栈上/下溢检查
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【单选题】Barely __________asleep when her father awakened her.
A.
did she fall
B.
had she fallen
C.
she had fallen
D.
she fell
【单选题】On the one hand, the spammers on social media can be a high risk towards the security of legitimate users and on the other hand some of the legitimate users, such as bloggers can pollute the _________...
A.
) surface
B.
) buttons
C.
) results
D.
) disks
【单选题】asleep a knock at the door awakened her．
A.
Scarcely had she fallen than
B.
No sooner did she fall; than
C.
Hardly she had when when
D.
Scarcely had she fallen; when
【简答题】A.Finding the true nature of subatoraic particles. B.Their work on very high frequency radio waves. C.Laying the foundations of modern mathematics. D.Their discovery of the laws of cause and effect.
【简答题】By the time she went outside, the bus ________. [ ] A. had already gone B. has already left B. had been away yet D. has already arrived
【单选题】What does the woman say about the geology course she had already taken?
A.
She had a hard time keeping up.
B.
She found it much too easy.
C.
She didn't think she was qualified.
D.
She wasn't satisfied with her grade.
【单选题】The teacher's insistence on high standards resulted ______ excellent work.
A.
in
B.
from
C.
with
D.
to
【单选题】The teacher's insistence on high standards resulted _____ excellent work .
A.
with
B.
from
C.
in
D.
to
【单选题】关于浆液性腺泡的描述,错误的是( )
A.
腺细胞基部胞质嗜酸性较强
B.
分泌颗粒聚集在腺细胞顶部
C.
腺细胞含粗面内质网和核糖体较多
D.
分泌物中含消化酶
E.
以胞吐方式释放分泌物
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