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【单选题】
关于平静呼吸的描述,下述哪项错误A.
吸气时肋间外肌收缩
B.
吸气时膈肌收缩
C.
呼气时呼气肌收缩
D.
呼气时膈肌和肋间外肌舒张
E.
呼气是被动过程
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反馈参考答案：
举一反三
【单选题】As a writer, he used to go deep into life to __________ materials for his creation.
A.
accumulate
B.
accelerate
C.
apologize
D.
Absorb
【简答题】为充分发挥食物蛋白质的互补作用,在调配膳食时,应遵循的原则是什么?
【简答题】什么是蛋白质的互补作用?为充分发挥食物蛋白质的互补作用,在调配膳食时,应遵循的原则是什么?
【简答题】We will let you know which items we are interested in as soon as we receive the reference materials.
【单选题】What _____ pity that you couldn’t go there to receive ______ prize!
A.
a; a
B.
the; a
C.
a; the
D.
the; the
【单选题】Why does the woman go to see her professor?
A.
To get materials for a class she missed.
B.
To discuss an assignment she is working on.
C.
To ask a question about a video her class recently watched.
D.
To inform. the professor of changes in her schedule.
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