It is said in some parts of the world, goats, rather than cows, serve as a vital _____of milk.

A．)storage          B) source            C)reserve             D)resource

[主观题]世界其他地方与美国不同。Other parts of the world_________ _________ _________ the United States．

But in many other cultures children are expected to care (51) their aged paren

But in many other cultures children are expected to care (51) their aged paren

[单选题]Heat Is KillerExtremely hot weather is common in many parts of the world.Al

[单选题]Heat Is KillerExtremely hot weather is common in many parts of the world.Al

[单选题]Heat Is KillerExtremely hot weather is common in many parts of the world.Al

[单选题]Heat Is KillerExtremely hot weather is common in many parts of the world.Al

[单选题]Heat Is KillerExtremely hot weather is common in many parts of the world.Al

[单选题]Heat Is KillerExtremely hot weather is common in many parts of the world.Al

[单选题]Heat Is KillerExtremely hot weather is common in many parts of the world.Al