下列属于生物的是   ①细菌②机器人③钟乳石④珊瑚虫⑤阳光⑥病

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问题:

下列属于生物的是                     

①细菌②机器人③钟乳石④珊瑚虫⑤阳光⑥病毒 [ ]

A.②⑤⑥    

B.③④⑤    

C.①④⑥   

D.①③④

考点:生物及其特征
题型:选择题

阅读理解。

Dear David,

  You ask me about my family. Here are some things about my family. I

have a big family. They are my father my mother, my sisters Alice and Cindy a

nd I. My father is an actor. He is in many movies. He likes his job. My mother is a teacher.There are 40 students in her class. Alice is a sports star. She works in the City Sports Club. She doesn’t' t like her job. She thinks it is too boring. Cindy is a student. She and my mother are in the same (同样的) school. I-am 14 years old. I am a student, too. But I am not in my mother's school.

  My family are in the city, but my grandparents are in the countryside (乡村).

We often go to see them on weekends.

                                                               Best wishes,

                                                                Mike

1. There are _____ people in Mike's family.

A. 3        

B. 4            

C. 5

2. Mike' s mother is _____.

A. a teacher        

B. an actor          

C. a sports star

3. _____ doesn't like her / his job.

A. Mike's father    

B. Mike's mother    

C. Alice

4. Mike' s grandparents are _____.

A. in the City Sports Club  

B. in Mike's city  

C. in the countryside

5. What can we know from Mike's letter?

A. There are 44 students in Mike's mother's class.

B. Mike and Cindy are students.

C. Mike's father likes sports.

题型:选择题

如图是绿色开花植物的传粉和受精示意图.下列有关其受精过程的叙述正确的是(  )

A.②和④结合的过程

B.①和③结合的过程

C.①和④结合的过程

D.②中的精子和③结合的过程

题型:选择题

- How much did the salesmen ________ for this machine?

- Almost four hundred dollars. [ ]

A. paid            

B. charged        

C. cost            

D. order

题型:选择题

使用文字蒙版工具创建的是()。

A.文本层

B.文字选区

C.通道

D.文字路径

题型:选择题

关于痢疾杆菌的描述正确的是

A.日光照射10分钟可以灭活

B.加热56℃30分钟可以灭活

C.加热100℃l0分钟可以灭活

D.A群对外界环境的抵抗力最弱

E.属于革兰阳性杆菌

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