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【单选题】
某产妇,27岁,妊娠36,护士在查房时为护生讲解正常的脐带结构,正确的是A.
脐静脉较粗、壁厚
B.
脐动脉较细、壁薄
C.
一条动脉,一条静脉
D.
脐带平均约55cm
E.
一条动脉,两条静脉
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举一反三
【单选题】The student often ______ on the playground after class.
A.
do sports
B.
does sports
C.
did sports
【单选题】According to the passage, what do student researchers often learn when they discuss their work in class?
A.
Other students rarely have objective comments about it.
B.
Other students do not believe the researchers did the work themselves.
C.
Some students feel that the conclusions are too obvious.
D.
Some students do not understand the meaning of the researchers' questions.
【单选题】Identify the topic sentence from the following paragraph. The student often came late to class without his materials. He did not always concentrate on what the teacher was saying or write down the hom...
A.
The student often came late to class without his materials.
B.
He did not always concentrate on what the teacher was saying or write down the homework that he had to do.
C.
He did not study long or effectively enough for his vocabulary and grammar tests.
D.
Furthermore, he did not ask for help if there was something that he did not understand.
E.
It is no surprise therefore that he failed the course and was asked to leave the school.
【单选题】The student often asks his father for advice____he gets into___.
A.
Every time;troubles
B.
Before;troubles
C.
Every time;trouble
D.
Before;trouble
【简答题】“How often do you go to the library?” the teacher asked the student. →The teacher asked the student _____ _____ _____ _____ to the library.
【单选题】The student is often heard _______ English songs.
A.
sing
B.
to sing
C.
sang
D.
singing
【单选题】According to the passage, what do student researchers often learn when they discuss their work in class?
A.
Other students rarely have objective comments about it.
B.
Other students do not believe the researchers did the work.
C.
Some students feel that the conclusions are too obvious.
D.
Some students do not understand the meaning of the researchers' questions.
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