麻风的病原菌是________,用_______染色法呈________色。
参考答案:麻风分枝杆菌|抗酸|红
Have you seen Henry lately? My boss wants to know ______.
A.how is he getting along
B.what is he getting along
C.how he is getting along
D.what he is getting along
当一煤样的挥发分大于40%时,则不同实验室的允许差为()。
A.0.5
B.1.0
C.1.5