问题 填空题

如图是动植物细胞的结构比较图

(1)填写名称②是______; ④是______;⑤是______.

(2)与植物细胞相比动物细胞没有______、______、______.

(3)植物细胞结构图是______图.

答案

(1)如图所示各部分的名称为:①细胞壁;②细胞膜;③叶绿体;④细胞核;⑤液泡;⑥细胞质

(2)与植物细胞相比动物细胞没有细胞壁、液泡、叶绿体

(3)动植物细胞的基本结构包括细胞膜、细胞质、细胞核,此外动物细胞还具有细胞壁、液泡、叶绿体等结构.因A图中有细胞壁和液泡、叶绿体等结构而B图没有这些结构,所以甲图是植物细胞;乙图是动物细胞.

故答案为:(1)细胞膜;细胞核;液泡;(2)细胞壁、液泡、叶绿体;(3)甲.

阅读理解

George Zinunerman's first court appearance before a Florida judge came on Tuesday inconnection with the shooting of 17-year-old Trayvon Martin. The case has caused a national debate in the United States about race, self-defense laws and gun control. It was the first time the public had gotten to see and hear from George Zimmerman. The judge said he had found probable cause to move ahead with the case and told Zimmerman he would be formally charged on May 29th.

Zimmerman turned himself into authorities on Wednesday night,just before special prosecutor(公诉人)Angela Corey announced the charge against him. Corey told reporters she would fight for Trayvon Martin”

"It's the victims and justice that we work tirelessly for,”Corey said

Zimmerman says he shot Martin in self-defense after spotting the teenager in a gated com-munity where Martin's father lives. He told police Martin attacked him during a conflict. The

shooting caused a national cry led by Martin's parents who insisted their son was murdered

They also accused Zimmerman of targeting their son because he was black.

"We just wanted an arrest and we got it.”Trayvon Martin's mother Fulton said.

Many in SanforD.Florida-the city where the shooting took place-welcomed the charge.

"All of us were wanting this to move on and get to this process where it is now into the justice system.”one man said

"It~long overdue(迟到的)and I am glad they decided to do something,”another said.Police did not initially charge Zimmerman with a crime because of a Florida law that says a person has a right to stand his or her ground and meet force with force. Prosecutor Coreysays,"I'm prepared to argue the issue if Zimmerman uses the self-defense law in count.”

Mark O'MarA. Zimmerman's lawyer, would not make his plan publiC. but he said hisclient(委托人)was worried about the trial. "If found guilty of the second-degree murdercharge, Zimmerman could face up to life in prison,”O'Mara said

小题1:Why did the case draw so much attention around the US?

A.Because George Zimmerman was very cruel when he killed Trayvon Martin.

B.Because Trayvon Martin's father was a famous lawyer.

C.Because the case was related with race, self-defense laws and gun control.

D.Because George Zimmerman would be sentenced to life in prison.小题2:What's Angela Corey's attitude towards this case?

A.She showed sympathy for the black people.

B.She wanted to defend justice for the victims.

C.She hated George Zimmerman very much

D.She was against self-defense.小题3:Which of the relationships is NOT true?

A.Zimmerman shot Martin during a conflict.

B.Mark O'Mara was Zimmerman's lawyer.

C.Sybrina Fulton was Martin's mother.

D.Angela Corey was the judge of the case.小题4:According to the passage, Zimmerman_

A.turned himself into authorities before he。,charged

B.was put into prison

C.shot Martin in self-defense when spotting him

D.targeted Trayvon Martin because he was black

单项选择题