—What field will your son go into after graduation from Nanjing University?—I’m not quite certain, but he ____ a good teacher of English.
The hotel ____ me $50 for a single room during one night.
Little ______ that we were watching his every move,so he seemed to be going his own way in this business.
When the woman was told that her husband had a car accident, her mind _____.
Color-blind people often find it difficult to _____ between blue and green.
Scientists say it may be five or six years ______ it is possible to test this medicine on human patients.