___ waiting for the bus.
| A．They both are | B．They are both | C．They both will be | D．Both they are |
Coffee is said to have_____ effects.
| A．promoting | B．stimulating | C．encouraging | D．enhancing |
Information technology is taught in most schools, ____ we have entered the information society.
| A．so | B．while | C．and | D．for |
____ you may be right, I can’t altogether agree.
| A．While | B．As | C．If | D．Since |
John, together with some other American soldiers who ____ sent to Iraq, ____ killed in a bomb explosion.
| A．were, were | B．was, was | C．were, was | D．was, were |
Which do you prefer to____ your weekends, playing computer games or watching TV ?
| A．spending | B．to spend | C．being spent | D．spend |