I didn't know _____.( )
what we could do
how we could do
what can we do
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
h er
moth er
summ er
tig er
w ith
t ime
d ish
h ill