Thisis________goodreadinghabitsarenotonlyanimportantstudyskillforthestudent,butalsoanimportantlifeskillforanyone.
B
本题考查词义辨析。分析句意，空格处用 why 比较好。 why 引导表语从句。
InEurope_______arethetwoleadingcontendersforaglobalreservationssystem.
In1985,_______becamethefirstinternationalhotelcompanytoopenahotelinChinabearingitsownname.