﹣Must I hand in the survey on the use of bicycle﹣sharing right now？
﹣No， you ．（ ）
A．needn'tB．can'tC．shouldn't
Do you know when ________ today？（ ）
A．is the bookstore closed
B．does the bookstore close
C．the bookstore closes
Don't enter the area．The students _______ an English exam．（ ）
A．takesB．are takingC．have taken
_______ she's wrong,it's not a big deal．（ ）
A．AlthoughB．BecauseC．If
His mother won't be there，________ his father might．（ ）
A．andB．butC．or
_______ pleasant journey it is!（ ）
A．HowB．WhatC．What a