As we know, fish die out of water.
A:may
B:is going to
C:will
Wang Tao ______ makes large pieces of metal art_____ makes smaller pieces for the home.
如图,△ABC与△DEF是位似图形,位似比为2:3,已知AB=4,则DE的长为____
下列关于声音的产生和传播的说法中,正确的是 ( )
don't in Do Let's What
①加热碳酸氢铵固体____,②石蜡在空气中燃烧____,③红磷在空气中燃烧____.以上反应中属于化合反应的有____(填序号).