Roy works in London. It ________ him about half an hour to get to work by bus every day. ( )
A.costsB.spendsC.takes
﹣﹣﹣What's twenty and fifty?
﹣﹣﹣It's ____________________.( )
fifty
seventy
eighty
ninety
If the weather is nice,we could have a( n)___________ in the park.( )
picnic
chance
place
idea
Jim started to play ___________ violin when he was five.( )
a
an
the
/
单词辨音( )
chair
su ch
mu ch
s chool
both
la b
com b
box