_____ as the "first lady of speech", Dr, Lillian Glass is recognized as one of the world’s leading experts on communication skills.
| A．Knowing | B．Having known | C．Known | D．To be known |
I got an e-mail from Liu Xin, ___ said she was going abroad for further study.
| A．who | B．she | C．which | D．it |
Tom told us all that ____ he said so at the meeting was really true.
| A．what | B．that | C．which | D．all that |
At what time do you think________?
| A．will Mary come here | B．Mary will come here |
| C．is Mary coming here | D．can Mary come here |
—What was it that________the terrible accident?
—His driving after drinking.
| A．referred to | B．turned to | C．led to | D．stuck to |
He never thought of it before, ________all that his parents had done for him for granted.
| A．taking | B．taken | C．to take | D．took |