单项选择题

Logging was greatly reduced ()

A. in the northeastern United States
B. on seven million acres of public land
C. two decades ago
D. to save the barred owls

<上一题目录下一题>

热门试题

单项选择题

According to the announcement, which of the following is tree of special summer hours for the library()

A. It has them only on the weekends.
B. It has them both weekdays and weekends.
C. It has no special summer hours.
D. This information is not available.

单项选择题

What is true to the fact in America()

A. There are more and more members in a family.
B. There are less and less members in a family.
C. There is an increasing number of grandparents who refuse to look after their grandchildren.
D. There is an increasing number of grandparents who live separately from their children.