通常用来鉴定菌种的依据是（ ）

A．菌落

B．细菌形态

C．细菌体积

D．细菌结构

根据首字母填出单词，使文章通顺正确。（15分）

For your next vacation, why not c 小题1:  visiting Paris ? Paris is the c 小题2:   of France and is the l 小题3: cities in Europe. It doesn’t have any b 小题4:   or mountains, but there are still many things to d 小题5: there. For example, it has some fantastic sights, i 小题6: the Eiffel Tower and Notre Dame Cathedral, one of the most famous c 小题7:  in the world.

Travelling around Paris by taxi can c 小题8:  a lot of money, but it’s usually c 小题9: to take the underground train to most places. In g 小题10:  , France is quite a 小题11: expensive place, but w 小题12: is not expensive.

Most people in France have learned E 小题13:  , but many people don’t like to speak English, especially in Paris. So u 小题14: you speak French yourself, it’s best to travel with someone who can t 小题15: things for you.