_______sweet the flowers smell in spring！
Yes，many tourists come to enjoy them every day．（ ）
A．WhatB．HowC．What aD．How a
Excuse me．Is there a bus to the Olympic Center？
．You can take the No.111bus．（ ）
A．Yes，it isB．Yes，there is
C．I'm not sureD．Sorry，I have no idea
There will be more and more robots going into people's homes．
．We might be able to leave all the chores to them．（ ）
A．Not reallyB．No way
C．You're kiddingD．I hope so
The firemen did all their best to put out the fire．
excellent firemen!（ ）
A．WhatB．What anC．How anD．How
Learning to love is like learning to walk．
Yes， we step out bravely，we'll find it's not so difficult．（ ）
A．as ifB．even though
C．as long asD．as far as
When are we going to see the movie ZooTopia，this afternoon or tonight？
is OK．I'm free today．（ ）
A．EitherB．NeitherC．BothD．All