The talk between the two sides started and continued in a friendly ________.
| A．condition |
| B．atmosphere |
| C．situation |
| D．state |
“Allis necessary for the triumph of the evil isgood men do nothing．” Edmund Burke said．
| A．what; that | B．that; why | C．what; when | D．that; that |
Some people believe that they would be better offmore adaptive activities in their leisure time, such as establishing relationships and teaching their children．
| A．doing | B．to do | C．having done | D．to be doing |
—Are you going to the concert tonight?
—I should have told you that I won’t, ______?
| A．haven’t you | B．shouldn’t you |
| C．are you | D．will you |
“The impact will only growIran’s leaders decide to change course and meet their international obligations,” US Secretary of State Clinton warned．
| A．in case that | B．provided that | C．unless | D．until |
I was standing atop a North Carolina mountain, the afternoon sun______like golden lace through the trees．
| A．threaded | B．threading | C．being threaded | D．was threaded |