1。---Long time no see,Haven't you graduated from college?
---Yes。I______English for four years in Nantong。
A。study
B。have studied
C。
am studying
D。studied
2。---Look at that lady on the stage。 She's already forty。
---you are joking,she doesn't look ____。
A。
so
B。it
C。that
D。this
3。The special medicine for the disease was difficult to find though
_______everywhere。
A。sought
B。
having sought
C。being sought
d。having been sought
4。All finished,we sat down to enjoy______we thought the most delicious
dinner。
A。that
B。what
C。which
D。it。