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多项选择题

多选题:下列肌肉中属于胸廓外肌层的是: A.
胸大肌 B.
胸小肌 C.
前锯肌 D.
肋间外肌 E.
肋间内肌

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相关考题

未知题型
We have received your offer Oil June 20th，2009. We regret that we cannot accept it because of the terms of delivery. We made it clear in our letter that the 500 pairs of shoes should arrive here by July 30th, 2009, and each pair should be packed in a box. If you cannot guarantee these two terms, we have to find other suppliers. We look forward to your immediate reply．
未知题型
When you were six years old, you had 20 teeth. These are called milk-teeth. After you are six, your milk-teeth begin to【11】. They're making way for a new【12】. As new teeth comein, they cut off the【13】supply to the milk-teeth. After a while, the milk-teeth fall out. By the time you are 25, you should have a whole new set of teeth. And you'll have 12【14】teeth. In all, you'll have【15】teeth in each jaw.
问答题
某建设项目估计总投资50万元，项目建成后各年收益为8万元，各年支出为2万元，则该项目的静态投资回收期为（ ）年。
A、6.3
B、25
C、8.3
D、5
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