B.there is no answer to the question
C.it is a silly and simple question for him
D.there is no definite answer to this question
B.there is no answer to the question
C.it is a silly and simple question for him
D.there is no definite answer to this question
B.They are in the body paragraphs.
C.A topic sentence tells the mainidea of one paragraph.
D.A topic sentence is kind of like a thesis for one paragraph.
B.true
C.sure
D.believe
B.At the end
C.In the middle
D.No clear topic sentence
B.Perform freely, many unprepared changes and heavy and strong rhythms.
C.Heavy and strong rhythms.
B.Ethical debate
C.Cars to be connected or not
D.Emergency to be dealt with by the automated system or human drivers
B.the question
C.questions
D.a question
B、Therefore
C、And
D、But
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