–What’s that noise?–Oh, I forgot to tell you. The new machine ______.
---Sir, do you have any double room ______ now? ---Just a moment, I will find out.
---Did you reach the top of the mountain? ---Yes.Even I myself didn’t believe I could ______ it.
--These days I can only sleep for four or five hours at night as I’m too busy with my research work. --If you keep going on like that, you are sure to ______ sooner or later.
—Where is Lucy? —I can’t say where she is, but she have gone to meet her classmates, for they want to go to Sichuan to work as volunteers.
The young man, ____ of working for others, is determined to start his own firm.