—Hi, Mary! Do you know where Jim is?— I think he ________ a lecture in the library.
If you want to see a doctor, fix the date with him ahead of time. This is a common ___________ in the USA.A. habit B. law C. rule D. custom
He___________ when the bus came to a sudden stop.
—What would you wish to do if you were a college student again? —That's very hard to say, but I wish I___________ when I was a college student.
His parents meant him_____________ scientific research, but he showed no interest and turned poet.
—Why didn't you answer my phone when I phoned you at about 11 p. m. yesterday? —I ___________and failed to hear the phone.