.In this experiment, they are wakened several times during the night and asked to report what they__________.
| A．had just been dreaming | B．had just dreaming |
| C．are just dreaming | D．have just been dreaming |
Local workers are going on a strike for the salaries here are low ________ the rates elsewhere.
| A．with | B．against |
| C．by | D．beside |
English is a language shared by several different cultures, ________ uses it in different ways.
| A．all of whom | B．each of them |
| C．all of them | D．each of which |
______that the road was under construction, the man had to drive back.
| A．Being reminded | B．To be reminded |
| C．Having been reminded | D．Having reminded |
I have been waiting for a bus for so long. If only I _______ a book with me!
| A．brought | B．would bring |
| C．had brought | D．bring |
The computer system_________ suddenly while he was watching news on the Internet.
| A．broke out | B．broke in |
| C．broke up | D．broke down |