He works in a factory now, but he__ on a farm for 20 years.
| A．worked | B．has worked | C．had worked | D．had been working |
October l st is___ National Day of ____ People’s Republic of china.
A．a；the B．／；／ C．／；the D the；／
The little boy often has____ big breakfast，so he looks really strong.
A．the B．／ C．a D an
All of _____ sudden, the passengers on _____ board let out screams, running upstairs like crazy.
| A．a; / | B．the; the | C．the; / | D．a; the |
– I hear that as many as 150 people were killed in the earthquake.
– Yes,_____ news came as ______ shock to us.
| A．a; a | B．the; a | C．/; / | D．/; a |
¾What do you remember Alexander Graham Bell as?
¾As ______ inventor of ______ telephone.
| A．an; / | B．the; a | C．the; the | D．/; the |