“Never for a second,” the boy says, “____ that my father would come to my rescue.”
| A．I doubted | B．do I doubt |
| C．I have doubted | D．did I doubt |
—Come on，please give me some ideas about the project.
—Sorry.With so much work ________ my mind，I almost break down.
| A．filled | B．filling | C．to fill | D．being filled |
John received an invitation to dinner，and with his work ________，he gladly accepted it.
| A．finished | B．finishing |
| C．having finished | D．was finished |
________ 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 |
—Why do you look sad?
—There are so many problems ________.
| A．remaining to settle | B．remained settling |
| C．remaining to be settled | D．remained to be settled |
A few days after the interview，I recevied a letter ________ me admission to the university.
| A．offering | B．offered |
| C．having offered | D．to be offered |