Americans _________sent a message to the world________ we have never been a collection of Red States and Blue States: we are, and always will be, the United States of America.
| A．that, \ | B．who, that | C．who, when | D．that, what |
Besides being short, a good dialogue must be ______ in such a way that the speakers’ parts are balanced.
| A．updated | B．constructed | C．demonstrated | D．valued |
Though he is _____ worker, he works very hard.
| A．a common | B．an ordinary | C．a usual | D．a general |
The purpose of the research had a more different meaning for them than ________.
| A．ours | B．for ours it had | C．with us | D．it did for us |
---I can’t manage this Sunday. Another time, but not Sunday.
---Why _____ me earlier? I’ve been looking forward to it.
| A．hadn’t you told | B．don’t you tell | C．not to tell | D．didn’t you tell |
You should take an umbrella with you ____ it might rain on the way.
| A．in case | B．so that | C．because of | D．as if |