The feature that distinguishes "a greenhouse" and "a green house" is______.A.toneB.stressC

外语类 专四 已帮助 人

The feature that distinguishes "a greenhouse" and "a green house" is______.

A.tone

B.stress

C.intonation

D.aspiration

请帮忙给出正确答案和分析,谢谢!

热搜:a是b的充分条件,b是a的必要条件吗