【多选题】下列属于长江经济带的四大战略定位的是( )。
【单选题】_______ that is the case, _______ I’m not surprised about what’s happening.
【判断题】若线性规划的原问题和其对偶问题都具有可行解,则该线性规划问题一定具有最优解。
【单选题】Paragraph 2: Questions 2. What is the author’s opinion about masterpieces ?
A.
The author is very cautious on the matter. On the one hand, he believes that those acknowledged masterpieces are important to students. On the other hand, he realizes that all masterpieces do not necessarily provide enjoyable reading, because changing times and changing tastes have robbed them of their savour. Reading these masterpieces demands an effort of will, which has been proved by the author’s own experience.
B.
The author is very cautious on the matter. On the one hand, he believes that those acknowledged masterpieces are important to students. On the other hand, he realizes that all masterpieces provide enjoyable reading, because changing times and changing tastes have robbed them of their savour. Reading these masterpieces demands an effort of will, which has been proved by the author’s own experience.
【判断题】若线性规划的原问题和其对偶问题都具有可行解,则该线性规划问题一定具有最优解。
【判断题】《动物防疫法》规定,饲养动物的单位和个人应当依法履行动物疫病强制免疫义务,按照兽医主管部门的要求做好强制免疫工作。
【单选题】It can be inferred that the author ______.
A.
quite agrees with the 'up to date resume' attitude
B.
can hardly tolerate one's complete enjoyment of life
C.
tries to sound persuasive and convincing in his opinions about career blues
D.
believes that one can not change his/her environment
【简答题】V带轮传动中,当传动比i≠1时,V带可能产生的瞬时最大应力发生在带的紧边开始绕上()(大或小)带轮处
【单选题】在V带传动中,可能产生的瞬时最大应力发生在带的_________。
【单选题】The author' s biggest concern is ______.
A.
elementary school children,'s disinterest in reading classics
B.
the surprisingly low rate of literacy in the U. S
C.
the musical setting American readers require for reading
D.
the reading ability and reading behavior of the middle class