单项选择题
The experts ______ on the cause of poverty but agree on steps to eradicate it.
单项选择题 A well coherent discourse ______ good choice of cohesive devices and semantic selection among other things.
单项选择题 She took an umbrella with her for fear that ______ .
单项选择题 Those superior states of mind do not come from ______ an alien culture.
