下列生物中属于原核生物的一组是①蓝藻 ②酵母菌 ③草履虫 ④黑藻 ⑤发菜 ⑥青霉菌 ⑦变形虫A. ①⑦ B. ①②④⑤ C. ①⑤ D. ①⑤⑦ 答案:【答案】C【解析】生物的分类判断: (1)病毒(含噬菌体):既不是真核生物,也不是原核生物。 (2)原核生物:有细菌、蓝藻、放线菌、支原体、衣原体、立克次氏体等。蓝藻包括蓝球藻、颤藻、念珠藻、发菜等。关于判断细菌:带“菌”字的生物中,“菌”字前有“杆”“球”“弧”“螺旋”
阅读下面短文,掌握其大意,然后从各题所给的 A.B.C.D四个选项中,选出最佳选项。
How to Release Anger the Right Way
Anger
is a feeling that many of us know all too well.Some of us experience it daily, 1others hold on to it for years at a time.As you likely know, angry is
not a healthy emotion.Over time it can become self-destructive, 2relationships and even your health.
This
is not to say that anger is always a 3thing—anger
is a natural part of living;it
is a 4that something
is wrong.If anger
is not a incompletely normal and natural human emotion, it is, however,important to learn and
understand how to 5anger
the right way.
You
can release anger the right or the wrong way. 6whether you have an anger problem yourself or not, it is
7for everyone to understand what
the right 8of
releasing anger are.Transforming (转换、变换)anger is a powerful 9to
take that will create positive changes in our relationships.One of the best ways to 10anger is to give yourself the permission
to express anger.In
fact, it is quite 11to
express your anger as long as you do it 12.
Remember
that anger management 13both
on mental and physical effort.Although mental treatment alone will help you 14for releasing your anger, it can only take
you so far.The same
15for exercise too.However, if you combine both
mental treatment and exercising, you will then have 16to an unbelievable positive solution.Do a particular physical
activity 17the
mental intention of releasing your anger.
It
might be 18but the
most important things of all to 19is
to never hurt others when you release your anger.Make sure you give yourself the 20to express safely your anger, without
hurting anyone else .
1.A.when B.while C.but D.However
2.A.reflecting B.ruining C.limiting D.satisfying
3.A.bad B.good C.ordinary D.especial
4.A.appearance B.mark C.signal D.gesture
5.A.release B.relax C.obsorb D.influence
6.A.Instead of B.Except for C.Regardless of D.As a result of
7.A.important B.common C.hard D.easy
8.A.answers B.messages C.ways D.actions
9.A.step B.right C.attitude D.chance
10.A.shift B.change C.transfer D.transform
11.A.painful B.happy C.healthy D.succeeful
12.A.confidently B.correctly C.gradually D.separately
13.A.requires B.relies C.lacks D.refuse
14.A.attentively B.specially C.absolutely
D.greatly
15.A.arranges B.reaches C.prepares D.applies
16.A.access B.approach C.admission D.contact
17.A.in charge of B.rather than C.along with D.in place of
18.A.simple B.obvious C.unrealistic
D.proper
19.A.answer B.remember C.repeat D.listen
20.A.opportunity B.necessity C.possibility
D.reality