Jerry, could you tell me how to take a taxi through "Didi"?
﹣﹣﹣____________.( )
A.Take it easyB.You are welcome
C.Thank youD.Sure, I'd love to
Look!Someone _______ the classroom.
Well,it wasn't me.I didn't do it.( )
is cleaning
was cleaning
has cleaned
will clean
Did you pass the test?
Yes.I'm very _____ for your advice.( )
thankful
careful
useful
helpful
You can't smoke here.
Sorry,I ______ the sign.( )
don't see
didn't see
haven't seen
won't see
He is not old enough ________ to school.( )
gone
going
went
to go
Can I go swimming,Mom?
Certainly.But you ____ be back by four.( )
can
may
might
must