Which of the following is TRUE about student grouping?
A. Whole class work is often adopted when the teacher is presenting new language or summarizing learning.
B. Group work is most beneficial when the activity requires contribution from more than two students.
C. Individual study often involves activities such as silent reading and doing written exercises.
D. All of the above.
导游如果涂搽香水，涂搽的部位最好是光线照射不到的地方。
A. 对
B. 错
Which of the following is NOT the reason for the use of questioning?
A. To focus students’ attention.
B. To invite thinking and imaginations.
C. To solve discipline problems.
D. To check understanding.
从科学角度上说，导游应该着鲜艳醒日、亮色调的服装。
A. 对
B. 错
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