式子 x−1 在实数范围内有意义，则x的取值范围是

题干

式子 x−1 在实数范围内有意义，则x的取值范围是（）

A：x＜1

B：x≤1

C：x＞1

D：x≥1

上一题下一题 0.0难度选择题更新时间:2018-12-01 01:02:32

D

BUS SERVICE

New York City — Brennan, New Jersey

(Trip time: 30 minutes each way )

Timetable

Buses leave the Railway Station, New York 7:00 a.m. and every half-hour thereafter(此后) until 11:30 p.m. (7 days a week).

Buses leave Brennan Station 20 minutes before and after every hour from 6:20 a.m. to 10:40 p.m. (7 days a week ).

Evening rush hours(5:00 p.m. to 7:00 p.m.) buses leave the Railway Station, New York every 15 minutes (Monday — Friday).

Holidays: buses leave every hour on the hour time, each direction.

All tickets must be bought at Window 12, the Railway Station, New York, or at the Brennan Station Window before boarding buses.