题干
Jenny__________ in a school. Her parents __________ in a hospital.
A：work; works
B：works; work
C：work; work
D：works; works
答案(点此获取答案解析）
B
Jenny__________ in a school. Her parents __________ in a hospital.
A：work; works
B：works; work
C：work; work
D：works; works
发射“天宫一号”目标飞行器，2011年下半年发射“神舟八号”飞船并与“天宫一号”实现对接。某同学得知上述消息后，画出“天宫一号”和“神舟八号”绕地球做匀速圆周运动的假想图如图所示
，虚线为各自的轨道。由此假想图，可以判定（ ） 