桡尺近侧关节由()和()构成的圆柱关节或车轴关节。
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______are to do it together.
A. I and you
B. You and I
C. me and you
D. You and me
Heaven helps those who help _______.
A. himself
B. herself
C. myself
D. themselves
______ is that bike outside?
A. Which
B. Whose
C. What
D. Who
“How many elephants did you see?“______”
A. None
B. No one
C. Not many ones
D. No many