If he had really pulled the trigger, I would have __________ then and there.
A:ends up
B:ended up
C:ending up
D:end up
体积为3×10﹣4米3的金属块浸没在水中.
求:(1)该金属块排开水的体积V排.
(2)该金属块所受到的浮力F浮.