________ it clear to us that he didn’t agree with us, the manager left the meeting room.
| A．To make | B．Making | C．Made | D．Having made |
Frank’s marriage to the billionaire’s daughter got him through his hardest time, ________years later he wondered what he could have done differently.
| A．therefore | B．and | C．however | D．but |
North Korea has always sought for a direct talk with the US, without China ________.
| A．involving | B．to involve | C．involved | D．be involved |
Her piano skills were so good________a ten – year – old that the judges of the contest simply couldn’t believe it.
| A．for | B．as | C．to | D．about |
The young tribal man helped Mrs. Davidson find her way back, in return for________medical equipment was offered to him by the latter.
| A．that | B．whose | C．which | D．whom |
The difficulty solving such a problem ten years ago was twice greater than________is today.
| A．it | B．that | C．as | D．what |