I        my history this time yesterday. Now I      all my work for today.
#104523
A
reviewed; had done
B
was reviewing; had done
C
was reviewing; have done
D
reviewed; have done
推荐题目
By the end of this year, 160 new students ___ in the English Department of this world famous university.
#102497
A
have enroll
B
will have enrolled
C
have been enrolled
D
will have been enrolled
Usually John  __      to school in his father’s beautiful car.
#103376
A
has taken
B
is taking
C
is taken
D
has been taken