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。
_______ in thought, he almost ran into the car in front of him.
Please write a report ________ the above subjects are to be covered.
He shook hands with the visitors ________ as to convey his apology.
Whichofthefollowingisnotaninternationalvisitor?