The system has been designed to give students quick and easy ______ to the digital resources of the library.
| A．access | B．passage | C．way | D．approach |
—Can those ________ at the back of the classroom hear me?
—No problem.
| A．seat | B．sit | C．seated | D．sat |
Reading is an experience quite different from watching TV; there are pictures ________ in your mind instead of before your eyes.
| A．to form | B．form |
| C．forming | D．having formed |
—The last one ________ pays the meal.
—Agreed!
| A．arrived | B．arrives | C．to arrive | D．arriving |
If water becomes increasingly scarce in decades ________，water shortage will become a hot issue all over the world.
| A．coming | B．having come |
| C．to come | D．to be coming |
If there is a lot of work ________， I'm happy to just keep on until it is finished.
| A．to do | B．to be doing |
| C．done | D．doing |