Formative assessment takes place ____instruction.
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Teachers should make sure that assessment methods are and .
Formative Assessment includes_________.
A. comparison and assessment of classroom learning activities
B. Self assessment of learning outcomes
C. A learning portfolio
D. Questionnaires
E. Interviews
Feedback from parents
G. Everyday quizzes and tests
正式的邀约，有（）等等具体形式。它适用于正式的商务交往中。
A. 电话邀约
B. 请柬邀约
C. 书信邀约
D. 传真邀约
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