[单选题]电空制动控制器运转位，（ ）导线有电。
A.803、809（819）
B.803、809
C.803、805

Motivation is "the driving force within individuals that impels them to action." And goals are the sought-after results (1) motivated behavior. Motivation can be either positive or negative (2) direction. We may feel a driving force toward some object or condition,  (3) a driving force away from some object or condition. For example, a person may be impelled toward a restaurant to fulfill a need, hunger, and away (4) an airplane to fulfill a need of safety. Some psychologists refer to positive drives (5) needs, wants or desires, (6) negative drives as fears or aversions. (7), though negative and positive motivational forces seem to differ dramatically (8) terms of physical and sometimes emotional activity, they are basically similar in (9) they both serve to initiate and sustain human behavior. (10) this reason, researchers often refer  (11) both kinds of drives or motives as needs, wants and desires. Goals,  (12), can be either positive or negative. A po

Most children with healthy appetites are ready to eat almost anything that is offered them and a child rarely dislikes food (61) it is badly cooked. The (62) a meal is cooked and served is most important and an (63) served meal will often improve a child’s appetite. Never ask a child (64) he likes or dislikes a food and never (65) likes and dislikes in front of him or allow (66) else to do so. If the father says he hates fat meat or the mother (67) vegetables in the child’s hearing he is (68) to copy this procedure. Take it (69) granted that he likes everything and he probably (70) . Nothing healthful should be omitted from the meal because of a (71) dislike. At meal times it is a good (72) to give a child a small portion and let him (73) back for a second helping rather than give him as (74) as he is likely to eat all at once. Don’t talk too much to the child (7
A. or
B. nor
C. but
D. neither