已知m是一个Match对象，则m.groups()返回的结果必然是一个（ ）。? 不确定|元组|列表|字符串

In comparison to large groups, small groups ________.

Why does a CBHFA volunteer need to work with vulnerable groups? A: Vulnerable groups are those most in need. B: Vulnerable groups are nice to help. C: Vulnerable groups are easy to find.

An organizational communication is a communication within groups of people and by groups of people to others.

Some subsistence activities such as hunting large animals or netting fish require — to work together.（） A: goups are B: groups which C: groups D: that groups

People are often influenced by reference groups to which they do not belong. ________ refer to groups to which an individual wishes to belong.

Small groups consistently get better results than larger ones when the groups are engaged in problem solving.

<table rules=groups>,表示（ )。

It is essential to keep the two groups .

The conflict between the two political groups that arose during the meeting was not______; these groups have often opposed each other on these key issues.