听下面一一段对话,完成1-2小题。 1. What has the man been doing? A. Watching TV. B. Listening to the radio. C. Doing his homework. 2. What's the possible relationship between the two speakers? A. Brother and sister. B. Mother and son. C. Neighbors.
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举一反三
【单选题】One of the disadvantages of whole-class grouping is that...
A.
It allows the students to interact with all other class members.
B.
It allows the teacher to control the class as a whole.
C.
It can reduce student talk time.
D.
It can reduce the teacher’s organizational time.
E.
It provides fewer chances for one student to answer all the questions.