The two friends ______ on line for three hours, and they will go on．
| A．had been chatting | B．had chatted |
| C．were chatting | D．have been chatting |
_________ obviously made no difference whether I was there to look after things or not.
| A．It | B．That | C．What | D．This |
Let’s have a talk over this matter this afternoon, or __________ it is convenient to you.
| A．wherever | B．whichever | C．however | D．whenever |
Many of us love traveling, but lack of financial _________ often holds us back from seeing the world.
| A．destination | B．breakthrough | C．support | D．request |
Word _______ quickly that the former Libyan leaderAl-qaddafi was killed in his hometown.
| A．got around | B．got down | C．got away | D．got through |
He intends to apply for _______ permit from the government to export goods of ______ high quality to Russia.
| A．/; a | B．a; / | C．/; / | D．a; the |