【名词&注释】
胃肠功能(gastrointestinal function)、生理盐水(normal saline)、化学物质(chemicals)、中国政府(chinese government)、越俎代庖、申请专利、承租人的优先购买权、产生影响(have effect)、方便使用、国际展览会
[单选题]以下关于他感作用的描述不正确的一项是( )
A. 他感作用具有歇地现象
B. 一种植物对其他植物虽然产生影响(have effect)，但并不向外分泌代谢过程中的化学物质
C. 他感作用使某种植物的出现引起另一类植物消退
D. 他感作用造成植物种类成分对群落的选择性
查看答案&解析
点击获取本科目所有试题
举一反三：
[单选题]Passage TwoThere was a big pile of bricks on the top of a tall building and a man
A. had to bring them down to the ground. He had a long rope which went over a pulley(滑轮) at the roof of the building. The other end was fastened to a big box.
B. First he pulled the box up to the top of the building, and fastened the end of the rope so that the
C. box could not come down. Then he climbed up the ladder and filled the box with bricks. Next
D. he climbed down the ladder and untied the rope. Unfortunately the box of bricks was heavier than
E. the man, and as a result he was pulled up by the: rope. Half-way up, the box of bricks hit him as it was coming down.
F. When he reached the top, his head hit the pulley. The box of bricks hit the ground and broke.
G. As a result the bricks fell out. The box was then lighter than the man and consequently he began
H. to come down and the box began to go up.
I. Half-way up, the box hit the man. The man still held on to the rope and the box therefore Continued to
J. go up. The man then reached the ground. Then he let go the rope to rub his head. The box, of
K. course, then fell down and hit the man on the head again. As a result, an ambulance came and took
L. him to hospital
M. 40. Why did the man fasten the end of the rope before he climbed up the ladder?
N. He was afraid that someone would steal his box.
O. Because he wanted to climb up along the rope.
P. He fastened the end of the rope in order to keep the box unmoved.
Q. Because he wanted to prevent the box from coming down.
[单选题]孙某将私房中的两间作价5万元投入与韩某合办的综合商店，又将另外的东屋出租给李某居住。现孙某因急事用钱，要将房屋转让，韩某和李某均欲以同一价格购买，则孙某（ ）
A. 应将整个房屋卖给李某
B. 应将整个房屋卖给纬某
C. 按照房屋的使用现状，分别卖给李某和韩某
D. 可以任意选择李某或者韩某作为购买者
[单选题]申请专利的发明，在申请日以前6个月内有同样的发明但并不丧失新颖性的是( )。
A. 在国外出版物上公开发表过
B. 在国内出版物上公开发表过的
C. 在中国政府主办或者承认的国际展览会上首次展出的
D. 在国内公开使用的
[单选题]Tom's father wants __________him．
A. making a doctor
B. a doctor made from
C. to make a doctor of
D. to make a doctor by
[单选题]
A. offB． without
B. beyond
C. from
[单选题]Daniel is a model student. He works very hard and is _________to his teachers.
A. respective
B. respectful
C. respectable
D. respecting
[单选题]大量输入生理盐水治疗等渗性缺水可导致( )
A. 血钠过高
B. 血钾过高
C. 血氯过高
D. 血钙过高
E. 对血清电解质无影响
[单选题]关于肠内营养，下列叙述错误的是( )
A. 肠内营养常需经导管输入
B. 营养液的输入应缓慢
C. 为方便使用，应一次大量推注营养液
D. 肠内营养的并发症包括腹胀和腹泻
E. 应用肠内营养者需胃肠功能正常或存在部分功能
[单选题]
A. jobB． idea
B. opinion
C. work
本文链接：https://www.zhukaozhuanjia.com/download/p7lr37.html
