单项选择题

The number of the bellbird in New Zealand got controlled by ______.

A．the decrease in distribution
B．human predation
C．deliberate introduction of its enemy animal
D．spread of certain kind of disease
<上一题 目录 下一题>
热门 试题

单项选择题
The word scrutiny ( Par
A．3 ) most probably means ______.A. inquiryB. observationC. control.D. suspicion
单项选择题
According to the passage, learning to read will no longer be a difficult task when ______.
A．children become highly motivated
B．teacher and learner roles are interchangeable
C．teaching helps children in the search for knowledge
D．reading enriches children's experience
相关试题