_____exciting news it is! 3D﹣﹣printed houses will come out!（ ）
A．WhatB．What anC．HowD．How an
Jenny has a sweet tooth．Let's make some cookies for（ ）
A．meB．himC．herD．them
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