答:王老师家距学校大约 2000米
I thought you would come on time yesterday, but you left me ____ (wait) for nearly half an hour.
A.如图,在△ABC中,BD和CE是△ABC的两条角平分线.若∠A=52°,则∠1+∠2的度数为____.
B. 173 tan38°15′≈____.(结果精确到0.01)
西周初年,实行分封制的根本目的是为了( )