I'd like to go swimming the water is not too cold.A．forB．unlessC．ifD．whether——青夏教育精英家教网——

I'd like to go swimming ____ the water is not too cold.

I'd like to go swimming ____ the water is not too cold.

I'd like to go swimming ____ the water is not too cold.

To their disappointment, nobody ______ was found under the ruins.

To their disappointment, nobody ______ was found under the ruins.

To their disappointment, nobody ______ was found under the ruins.

下列物体中质量约为2kg的是 ( )

A．两个鸡蛋

B．一只老母鸡

C．一头大绵羊

D．一张课桌

一瓶矿泉水放入冰箱结冰后，下列物理量不发生改变的是 ( )

小聪放学回家，发现爷爷做生意用的杆秤锤碰掉了一小块，他用这个秤称出1kg黄豆，则这些黄豆的真实质量应 ( )

D．无法判断

小朗同学打乒乓球时，不小心将球踩瘪了，但没有破裂。对于该球内的气体没有发生变化的物理量是 ( )

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