When shall we go on a picnic, Saturday or Sunday?
_________is OK. I'm free the whole weekend.( )
A.NeitherB.AllC.EitherD.Both
Chinese learning is popular with people all over______world.( )
a
/
the
It's time______class. Lets go into the classroom.
OK.( )
for
of
in
找出画线部分与其他单词发音不同的选项.( )
knee
knock
kilo
autumn
August
aunt
worse
storm
north