—Here are _______ English book and _______ Art book for you. — Thank you.
| A．an; a | B．a; an | C．a; a | D．an, an |
This packet of sweets _______very nice.
A. is
B．are
C．don’t
What’s that in the river? ___________________.
A. That’s a duck.
B．There’s a duck.
C．It’s a duck.
It’s the key _____the door.
A. of
B．on
C．to
The two brothers are _____ blind. They can’t see anything.
A. all
B. both
C. not
How does the key feel? It’s _____.
A. hard
B. soft
C. rough