The vegetables didn’t taste very good. They _______ too long.
| A．had been cooked | B．were cooked |
| C．have cooked | D．cooked |
There are a number of methods to provide ___________ relief from your toothache pain, which can’t cure the problem.
| A．permanent | B．temporary | C．contemporary | D．consequent |
While reading, Helen has a habit of stopping _____ to give her long and flowing hair a smooth.
| A．occasionally | B．eventually | C．automatically | D．absolutely |
I don’t know how it ___________ that our car was bumped from behind.
| A．let out | B．gave out | C．got about | D．came about |
Nowadays, an increasing number of people have ___________ to the information they need through the Internet.
| A．appeal | B．access | C．assess | D．application |
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 |