()不是鉴别染色。
A、抗酸性染色
B、革兰氏染色
C、活菌染色
D、芽孢染色
参考答案:C
情景交际。
1. 当你打电话时,想问对方是谁,你应该说:
2. 当顾客一进入商店,服务员常说什么?
3. — Where is the bird? — .[ ]
A. It's a bird.
B. I like it.
C. It's in the tree.
4. — . — It's hot and sunny.[ ]
A. How is the weather?
B. What is the weather?
C. Where is it?
自古以来,人们看到月球总是以同一面朝向我们地球的。