Theyarealsoaskingparentstokeepaclosewatchontheirchildr...
来源:语文精选馆 2.7W
问题详情:
They are also asking parents to keep a close watch on their children, especially during ______ they call the "risky" period: between the middle of the day and sunset.
A. what B. which C. that D. when
【回答】
A
知识点:代词
题型:选择题