"Excuse me, could you tell me where I can buy a guidebook?"
"Sorry, I'm new here. You ________ ask the policeman over there."( )
shall
can
must
My brother Tom can play ________ ping-pong well, but he can’t play ________ violin.
the; /
the; the
/; the
—Mmm…Delicious. What is it?
—It ________ zongzi, Tony. It’s a traditional food in China.
calls
is called
called
was called
Sorry, I ________ a mistake. Let me correct it.
will make
am making
was making
have made
At this time yesterday, I ________ a science exam here.
take
was taking
am taking
will take
John is waiting for me. We ________ to the bookstore together.
went
have gone
will go
were going