【单选题】【消耗次数：1】
玉屏风颗粒（胶囊、口服液）除了固表、止汗，还具有的功能是（）。
①
补血
②
理气
③
涩精止遗
④
益气
⑤
化湿
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Which of the following is the time when students study by themselves?
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When all the students are under the control of the teacher
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When students work in pairs on an exercise or a task
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When students work in small groups
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When students are expected to work on their own at their own speed.
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Controller
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Organizer
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Why do novice teacher often have problems giving clear instructions?
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Their language proficiency is low
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They are fresh from the university
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Their instructions are too short
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They are not able to target their instructions to the level of the learners.
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When is appropriate for the teacher to give classroom instructions to students?
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Providing explanations to a concept or language structure, drawing attention
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All of the above.
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Use simple instructions and make them suit the comprehension level of the students
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Use the mother tongue only when it is necessary
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Use body language to assist understanding
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Controller
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Which of the following is the advantage of pair work?
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It is an ideal way to show materials and do presentations together
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It allows students to work together rather than under teacher’s guidance
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It reinforces a sense of belonging among a group of members
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It is very stressful.