【简答题】A.Wet and stormy weather is on the way. B.Fine weather is expected. C.It's going to be cold. D.The rain will continue.
【单选题】晶闸管导通后流过晶闸管的电流决定于()。
【单选题】What is the weather going to be? It's ____________. [ ]
【简答题】If plants gives off more smells, what kind of weather is going to come? It is going to ______.
【简答题】A.Wet and stormy weather is on the way. B.Fine weather is expected. C.It's going to be cold. D.The rain will continue.
【单选题】What ________ the weather ________ like tomorrow?
【单选题】— How is the weather going to be next week? — It's going to be ______. [ ]
【单选题】晶闸管导通后,通过晶闸管的电流决定于( )。
【简答题】酶的活性中心是由 在酶分子中的某些区域相互靠近而形成的,酶活性中心内的基团有 和 两类