She is a well­known doctor now, but she ________ as a cleaner at the hospital for five years.
#105075
A
has worked
B
worked
C
had worked
D
works
推荐题目
2.The flowers were so lovely that they ____ in no time. 
#105264
A
sold
B
had been sold
C
were sold
D
would sell
When the dog attacked me, I _________ myself with a stick.
#105230
A
prevented
B
supported
C
rescued
D
defended
 If traffic moves at low speeds, the number of accidents is       .
#105107
A
pulled back
B
cut down
C
turned down
D
got away
 Lacking rain, many river in Yunnan province have ______ recently.
#105147
A
dried up
B
dried out
C
dried off
D
dried at