A.soB.thereforeC.andD.thus
A.so
B.therefore
C.and
D.thus
- · 有5位网友选择 B,占比55.56%
- · 有2位网友选择 D,占比22.22%
- · 有1位网友选择 A,占比11.11%
- · 有1位网友选择 C,占比11.11%
A.so
B.therefore
C.and
D.thus
(1)若|A|<0.则A可相似于对角矩阵;
(2)若b,c同号,则A可相似于对角矩阵.
B.put the letter in a bottle
C.found a bottle
D.put the letter in a bottle and threw it into the sea
A.8.6 B.12.6 C.15.6D.20.6
A、O2O模式是消费者在线上购买商品与服务后,必需去线下享受服务
B、O2O模式允许消费者线下付款
C、B2C模式需要消费者到商家取货
D、O2O的允许商家没有线下实体店
Some psychologists laid great (8)_____ on the importance of reinforcement for continued learning. They (9)_____ that if a learner is not given information about his responses (feedback) he may not continue to respond. (10)_____, if his homework is not marked regularly, he will stop doing it. If in class, the answers he gives to the teacher's questions are (11)_____ or brushed aside, he will stop trying to give any.
Educational psychologists are, (12)_____, moving away from this simple, early (13)_____ of the basic learning process. The effects of feedback, for example, are seen to be more (14)_____ than this description suggests. Feedback does not merely positively or negatively (15)_____ the stimulus-response bond. It may (16)_____ confirm previously learned meanings and associations, correct mistakes, (17)_____ misunderstandings and show how well or badly different parts of the material have been learned. Thus (18)_____ may have the effect of increasing the learner's confidence, backing up his previously (19)_____ knowledge, and showing him which items he has not (20)_____ grasped.
A.words
B.terms
C.phrases
D.jargons
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