中国大学MOOC: In group works, teachers can join a group for a while as a(n) ________.

It is often done by a group of teachers who are to teach the _______ course.

In group works, teachers can join a group for a while as a(n) ________. A: leader B: inspector C: participant D: evaluator

以下不能实现统计各个部门男教师的人数的命令是？ A: db.teachers.aggregate([{$match:{"sex":"男"}},{$group:{"_id":{"dept":"$dept"},"num_count":{$sum:1}}}]) B: db.teachers.aggregate([{$group:{"_id":{"dept":"$dept"},"num_count":{$sum:1}}},{$match:{"sex":"男"}}]) C: db.teachers.group({"key":{"dept":2},"initial":{"count":0},"reduce":function(cur,result){return result.count++},"cond":{"sex":"男"}}) D: db.teachers.runCommand({"group":{"ns":"teachers","key":{"dept":0},"initial":{"count":0},"$reduce": function(cur,result){result.count++;},"cond":{"sex":"男"}}})

_____ strategies refers to cooperative group learning, teachers check for accuracy and interact with NSs.

When a group of schoolchildren was interviewed, the majority said they preferred their teachers to be humorous but also kind. However, _________ qualities are not as highly rated by teachers themselves. _________ suggested that commitment to their subject was more important.

The research group is()6 teachers and 20 students. A: made of B: made up C: made from D: made up of

Which group is NOT against a longer a longer school year? A: rich families B: school teachers C: school children D: researchers

Desks in straight rows in a traditional classroom imply ______. A: the importance of facial expressions B: group work is not welcome in class C: strict rules that must be abided by D: the absolute authority of teachers

______ should be strict with _______ . A: Teacher; a student B: The teachers; students C: Teachers; students D: Teachers; a student