—Are these doctors and nurses tired, Mr. Smith? —Yes. ________. They have been operating on the patient for at least 10 hours.
163. _____ you are leaving tomorrow, we can eat dinner together tonight.
164. --- Jane, whom would you like to talk with at the end of the lecture? --- Mary. The lady ________ Miss White.
165. The headmaster ______ a new teacher ______ the students just now.
166. Kunming is said to be a city of spring all the year round. But the weather there ______ unpleasant.
167. His debts _______ $100,000.