人体完成呼吸运动的主要肌肉是（ ）
A: What can you ____?
B: I can see two ____.
A: What ____ ____ they?
B: They are ____ and ____. (黑色和黄色)
在下面的图形中，你能画出几条对称轴？
Police are now searching for a woman who is reported to ______ since the flood hit the area last Friday .
