【单选题】China is a_____country____the third world.
B.
developed,belonging to
C.
developing,belonging to
【单选题】如图电路中两点电位 Va= 5V, Vb= 7V ,则Uab 等于
【单选题】 is developing fast in ______.
【单选题】China is a _____ country, but America is a _____ country. [ ]
A.
developing; developing