-Look! There is a man _____Taiji near the river.
-Wow! It's my teacher, Mr.Wu.( )
perform
performs
performing
performed
As we know, schools and families play ________ important role in teaching students about the value of working hard.( )
the
a
an
I waited ____ they finished talking.( )
until
if
because
We have to_____the sports meeting for the bad weather.( )
put on
put up
put off
Which is____, the blue one or the red one?
The blue one.( )
good
better
best
Please tell me_____you have learnt English.
For three years.( )
how long
how often
how soon