[填空题]To effectively promote relationships between negotiator and hostage-taker, ______ must appear as credible to the captor.

[填空题]To effectively promote relationships between negotiator and hostage-taker, ______ must appear as credible to the captor.

[多项选择]The logical relationships between adjoining sentences can be ______ relations.
A. descriptive
B. additive
C. causal
D. temporal

[单项选择]Trade relationships between the two countries will improve if their（）leaders could agree on the proposed quotas.
A. respectable
B. respective
C. respectful
D. respecting

[单项选择]

An enormous variety of relationships between men and women, singly and in groups, meet the definition of marriage. Often the forms of marriage sanctioned by a society are related to the needs of that society. Marriage between two individuals, one male and one female, is known as monogamy. Marriage of three or more individuals is known as polygamy.
Polygyny is a form of polygamy in which one male is married to more than one female. Polyandry is a form of polygamy in which one female is married to more than one male. Still another form of polygamy is group marriage, in which two or more males are married to two or more females. In some societies a polyandrous marriage of two men with one woman may become a group marriage through the addition of a second woman. Not uncommonly in these marriages, the co-husbands are brothers and the added woman is the first wife’s sister.
In general, polygyny presupposes a considerable accumulation of wealth and is therefore rar
A. a form marriage in which at least three individuals are involved
B. a form of marriage in which two individuals are involved
C. a form of marriage in which one female is married to raore than one male
D. Both A and C

[填空题]International organizations can be effectively successful only when they get united to face a common enemy.

[填空题]It was strict punishment that effectively brought tea smuggling to an end and the large tax reduction on tea that stopped low quality tea.

[填空题]The fundamental reform should promote corporations to answer for their workers and the environment.