为什么压力表上升快,气多,但较长时间点不燃?
参考答案:
发酵原料甲烷菌种少。
---I have finshed my homework ,let’s watch the program I AM A SINGER on Hunan TV.
---_________.
A.That’s right
B.Thank you
C.That sounds interesting
D.Not at all
季风气候最显著的大洲是
A.亚洲
B.大洋洲
C.南美洲
D.非洲