—— Have you seen＿＿＿pen? I left it here this morning．
—— Is it＿＿＿black one? I think I saw it somewhere．
| A．a； the | B．the； the | C．the； a | D．a； a |
165. The headmaster ______ a new teacher ______ the students just now.
| A．was introduced; to | B．was introducing; to |
| C．introduced; to | D．introduced; for |
166. Kunming is said to be a city of spring all the year round. But the weather there ______ unpleasant.
| A．should be | B．may be | C．must | D．can be |
167. His debts _______ $100,000.
| A．added to | B．added up | C．totaled | D．were added up to |
168. Whenever I met him, _____ was fairly frequent, _____ I liked his sweet and hopeful smile.
| A．that; that | B．which; / | C．it; that | D．it; so |
169. Many newly found old things ______ in the museum this month.
| A．are being on show | B．are displaying |
| C．are being displayed | D．being on show |