Only those who have experienced hardship ____ well aware of what happiness means.
| A．can they be | B．they can be | C．can be | D．they can |
One day we will manage to ______ the world ______ this terrible disease—cancer.
| A．get rid; of | B．refer; to | C．rid; of | D．treat; to |
At weekends in Chengdu, you can often see many people ________ outside some restaurants,__________to have dinners
| A．sit; wait | B．seated; waiting |
| C．seating; waiting | D．sitting; wait |
The laboratory was well ______ for atomic research.
| A．offered | B．equipped | C．provided | D．supplied |
A poet and artist ______ coming to speak to us about Chinese literature and painting tomorrow afternoon.
| A．is | B．are | C．was | D．were |
The president spoke at the business meeting for nearly an hour without ______ his notes.
| A．bringing up | B．referring to | C．looking for | D．trying on |