下列做法有利于保护环境的是( ) A.多植树造林 B.随意丢弃废旧电池 C.工厂

题型:选择题

问题:

下列做法有利于保护环境的是(  )

A.多植树造林

B.随意丢弃废旧电池

C.工厂废水直接排放

D.工业废气高空排放

考点:空气的污染和防治
题型:选择题
阅读下面的短文,掌握其大意,然后从各题所给的四个选项中选出一个最佳答案。
Many children act in TV shows. They work several hours every day, _____ they can't go to regular _____. How do they get their schooling?
In Hollywood, about forty ______ give lessons for the children. Their work is very ______. They make sure that the child ______ many different subjects. They make sure, ______, that the child gets enough _____ and play.
Children in Hollywood must attend classes twenty _______ each week. If not, they can't _______ in TV shows any longer.
TV children are usually ______ pupils, and most of their teachers ______ this kind of work. They give the pupils ______ in many interesting _______. Sometimes the “classroom” is a Mississippi _____. Sometimes it is the inside of a spaceship. Often the pupils become ______ stars.
小题1:
A.soB.forC.butD.because
小题2:
A.cinemasB.factoryC.schoolD.farm
小题3:
A.workersB.teachersC.doctorsD.players
小题4:
A.importantB.niceC.interestingD.good
小题5:
A.learnsB.knowsC.forgetsD.loves
小题6:
A.stillB.yetC.tooD.already
小题7:
A.moneyB.restC.studyD.practice
小题8:
A.daysB.monthsC.weeksD.hours
小题9:
A.sitB.studyC.workD.teach
小题10:
A.badB.goodC.busyD.lonely
小题11:
A.likeB.hateC.followD.think
小题12:
A.booksB.pensC.lessonsD.pencils
小题13:
A.placesB.roomsC.marketsD.parks
小题14:
A.busB.trainC.carD.boat
小题15:
A.brightB.healthyC.famousD.lucky
题型:选择题

在第二次世界大战期间,德国纳粹和日本军国主义者强行用战俘、妇女、儿童和犹太人做医学试验。这一行为正确的伦理判断是()。

A.该研究是为了增进医学对人体的了解

B.该研究是当时战争时期的特殊需要

C.参加试验的医学工作者也是迫于无奈,不得已而为之

D.该行为违背了医学科研的根本目的

E.该行为虽然偏离了医学科研的正确方向,但也为医学研究积累了一定的经验

题型:选择题

六氟磷酸锂与()接触会产生HF气体

A.水和湿气

B.火源

C.酸、碱

D.都不是

题型:选择题

雄激素治疗再障的主要机制是

A.提高机体免疫力

B.改善骨髓微环境

C.直接刺激骨髓干细胞增生

D.减少出血

E.提高神经细胞的兴奋性

题型:选择题

有关交界痣,下列哪种说法是错误的

A.痣细胞集中分布在表皮、真皮的交界位置

B.是指处于良、恶性交界状态

C.可发展为黑色素瘤

D.可分布于任何部位

E.应该手术切除

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