【判断题】【消耗次数：1】
车轮抱死的顺序与汽车载荷大小及道路情况有关。
①
正确
②
错误
参考答案：
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相关题目
【简答题】
简述前轮先抱死拖滑、后轮先抱死拖滑及前后轮同时抱死拖滑三种制动情况下的汽车运行状况及附着条件利用情况。 （6分）
【判断题】
汽车在制动过程中，当制动器制动力大于轮胎－道路附着力时，车轮就会抱死滑移。只有汽车具有足够的制动器制动力，同时地面又能提供较大的附着力时，汽车才能获得较好的制动效果。
①
正确
②
错误
【单选题】
如果汽车前轮抱死可能引起的后果是（）
①
汽车横向附着系数最大，汽车失去转向能力
②
汽车横向附着系数很小，后轮容易发生侧滑
③
汽车横向附着系数很小，汽车失去转向能力
④
汽车横向附着系数最大，汽车失去抵抗横向外力的能力很弱，会出现180°转弯的现象
随机题目
【单选题】
What role does a teacher play in the following activity? While doing a writing task either individually or in groups, the students need to use a particular word they don’t know. So they ask the teacher.
①
Controller
②
Assessor
③
participant
④
Resource-provider.
【单选题】
What role does a teacher play in the following activity? The teacher asks a student a question “Have you ever bought clothes with problems?” If the student doesn’t seem to be ready, the teacher says “for example, a shirt without...” and points to the buttons on his own shirt or jacket.
①
Controller
②
Assessor
③
Organizer
④
Prompter.
【单选题】
What role does a teacher play in the following activity? T: do you have any hobbies? S: yes, I like singing and dancing. T: Uhm, and...? S: I also collect coins. T: Oh, really, how many...have you already...collected?
①
Controller
②
Assessor
③
Organizer
④
Prompter
【单选题】
Which of the following is the advantage of whole class work?
①
It is an ideal way to show materials and do presentations together
②
It allows students to work together rather than under teacher’s guidance.
③
There is always a great chance of different opinions and contributions to the work
④
It is less stressful.
【单选题】
Which of the following is the time when students work in groups?
①
When all the students are under the control of the teacher
②
When students work in pairs on an exercise or a task
③
When students work in small group
④
When students are expected to work on their own at their own speed.
【单选题】
What role does a teacher play in the following activity? The teacher gives students 2 minutes to skim a text, and when time is up, he asks students to stop and answer some questions.
①
Controller
②
Assessor
③
Organizer
④
Prompter
【单选题】
What are the possible roles of a teacher?
①
Controller, assessor
②
Organizer, prompter
③
Participant, resource-provider
④
All of the above.
【单选题】
Which of the following is the time when students study by themselves?
①
When all the students are under the control of the teacher
②
When students work in pairs on an exercise or a task
③
When students work in small groups
④
When students are expected to work on their own at their own speed.
【单选题】
What role does a teacher play in the following activity? When a student has made a sentence with borrow, “I borrowed a paper to write a letter”, the teacher says, “Well, we don’t say a paper, we say a piece of paper.”
①
Controller
②
Assessor
③
Organizer
④
Prompter.
【单选题】
Why do novice teacher often have problems giving clear instructions?
①
Their language proficiency is low
②
They are fresh from the university
③
Their instructions are too short
④
They are not able to target their instructions to the level of the learners.