— __________?
— They're yellow.
A:What color are the shorts
B:What color is the T-shirt
C:What are they
D:How much are they
—Yes. It's ____ (your/my) pencil box.
长江、黄河是中华民族的母亲河。读图回答下列问题。
在△ABC中,∠C=90°,cosA= 12 ,则tanB的值为( )