-------- Hey, look where you are going !
------- Oh, I’m terribly sorry. __________.
| A．I’m not noticing | B．I wasn’t noticing |
| C．I haven’t noticed | D．I don’t notice |
Experts think that ________ recently discovered painting may be ________ Picasso.
| A．the；/ | B．a；the | C．a；/ | D．the；a |
Take your time—it's just ________ short distance from here to ________ restaurant.
| A．/；the | B．a；the | C．the；a | D．/；a |
Carl is studying ________ food science at college and hopes to open up ________ meat processing factory of his own one day.
| A．/；a | B．/；the | C．the；a | D．the；the |
Sarah looked at ________ finished painting with ________ satisfaction.
| A．/；a | B．a；the | C．the；/ | D．the；a |
The parents were shocked by ________ news that their son needed ________ operation on his knee.
| A．a；/ | B．the; / | C．the; an | D．a; an |