—Why do you look worried?—Fred left the company half an hour ago. His work ________ unfinished since.
#104729
A
left
B
was left
C
has left
D
has been left
推荐题目
—When will Mother come back?—She _____ to be here by eight o’clock tonight. 
#103710
A
is supposing
B
supposed
C
was supposed
D
is supposed
His daughter has ___________ the young politician for five years.
#101104
A
got married with
B
been married to
C
been married with
D
got married to
—Have you seen Jack recently?—No. He      for another company now.
#102939
A
is working
B
had worked
C
worked
D
was working
—— Why? Tom, your shirt is so dirty! —— Mum, I _____ my storeroom downstairs。
#104641
A
cleaned
B
have worked
C
was cleaning
D
have been cleaning