One way to help students use natural intonation is to practise saying the sentence in sections, starting with the end of the sentence and gradually working backwards to the beginning. This technique is known as _________.
A.dialogue chain
B.chain drill
C.back-chaining
第1题:
第2题:
第3题:
创建students对象,_______语句可以选出第二个同学的身高。 students数据如下: age height weight 1 19 170 68 2 20 165 65 3 18 175 65
A.students[1,'height']
B.students.loc[2,'height']
C.students.iloc[1, 1]
D.students['height'][3]
第4题:
第5题:
句子(sentence)一定是由两个以上的分句(clause)组成的。
第6题:
创建students对象,_______语句可以选出第二个同学的身高。 students数据如下: age height weight 1 19 170 68 2 20 165 65 3 18 175 65
A.students.loc[2,'height']
B.students.iloc[1, 1]
C.students[1,'height']
D.students['height'][3]