At sixty, Maugham decided to withdraw from the theater and wrote The Summer Up, in which he tried to review what he _______ from his life and literature.
| A．had learned | B．has learned | C．was learning | D．would learn |
He was seen ______ a letter in his bed room.
| A．write | B．to write | C．written | D．wrote |
They want the job ______ by the end of the week.
| A．to do | B．done | C．did | D．to be doing |
I found my home town completely ______.
| A．changed | B．changing | C．to be changed | D．to change |
Tom failed ______ the experiment yesterday.
| A．doing | B．did | C．to do | D．do |
I feel it an honor ______ to speak here.
| A．to ask | B．asking | C．to be asked | D．having asked |