单词拼写

1. Christmas is an important f__________ for Christians.

2. He was twelve, and started to put on w__________ and grow taller.

3. It is my last r__________. I shall never ask you anything again.

4. Buddhism is the __________(宗教) founded by Buddha in North India.

5. We ___________(测量) the distance between the two points.

6. As soon as she learns the office ___________(日常工作), she will be an excellent assistant.

7. The girl ____________ (给...留下印象) us with her good sense of humor.

8. Water e___________ when it freezes.

9. I'm not c_________ with beautiful dreams, I want beautiful realities.

10. The flowers were i_________ for your mum, but as she's away, I'd be glad if you would accept them.

实验中下列玻片标本的制作使用正确的是  [ ]

A．制作临时装片观察人体口腔上皮细胞

B．制作永久切片观察洋葱根尖细胞分裂

C．制作永久涂片观察大肠杆菌的形态

D．制作临时切片观察白菜叶肉细胞