She spoke in a(n) _____yet sincere manner,which made him relaxed and willing to talk about his life: his poorly-paid job and his unhappy marriage.
查看答案
The president delivered an enthusiastic speech, in which he expressed confidence in building national ______and unity by improving the life of all citizens.
If these different assessment methods _____on the same conclusion, then we can have greater confidence in their outcome.
There is little doubt that the effectiveness of the reform was greatly _____by its internal difficulties and external opposition.
The pollution from the factories continues to______ the river and also poses a serious health threat to people living nearby.