关于英语的2道选择题,

关于英语的2道选择题,
1.Yesterday I was just to go out ( ) someone telephoned me.
A.when B.while C.as D.that
2.A:How high is the new business center B:lt is about ( )
A.158-meter-high B.158 meters' high C.158 meter high D.158 meters high