21．_______ sweet and fresh, this kind of food is so popular with local people and the tourists．
| A．Smell | B．Smelling | C．To smell | D．Smelt |
September 10th is ____ Teachers’ Day.
| A．/ | B．a | C．the | D．an |
Later, the chance to enter _____ came and he took it.
| A．into college | B．to college |
| C．into the college | D．college |
__ Mr. Jones called while you were out. He was in _____ very bad temper.
| A．/ ; a | B．A; / | C．The; the | D．A; a |
. Many ___ scientist wants to be __ second Newton.
| A．a; the | B．a; a | C．/; a | D．/; the |
. When __ New Year’s Eve arrives, I can still remember the wonderful night in _______ winter of 2002.
| A．/; the | B．a; the | C．/; a | D．the; the |