(2012浙江卷) The development of industry has been_______ gradual process throughout _______ human existence, from stone tools to modern technology.
| A．不填, the | B．the; a | C．a; 不填 | D．a; a |
In 1948, three American scientists invented ____ transistor, which is ____ small electronic device to control an electric current.
| A．the; a | B．a; a | C．the; the | D．a; the |
I don’t understand why the boss should __________ the girl, because in my opinion, it was her fault that caused the loss.
| A．make out | B．leave out | C．let out | D．put out |
Our team _______ five persons.
| A．are made up of | B．is made up of | C．made up of | D．make up of |
He _______ gas a mile from home.
| A．ran out of | B．ran out | C．run out of | D．run out |
I want to go the party, but __________ I ought to stay studying.
| A．on the one hand | B．instead of | C．for one thing | D．on the other hand |