Mum，you really need to have a rest！You ________in the kitchen ever since you came back home three hours ago.
#99412
A
had worked
B
were working
C
have been working
D
worked
推荐题目
Hurry up! The shop ＿＿ in five minutes.
#101557
A
closes
B
is closing
C
has closed
D
is about to close
When I got on the bus，I_____I had left my wallet at home．
#102064
A
was realizing
B
realized
C
have realized
D
would realize
I'm sorry you ______ so long, but it' ll still be some time before Jim gets back．
#101357
A
wait
B
waited
C
had waited
D
have been waiting
---- Where is mother? ---- She is in the kitchen. She ______ the housework all morning.
#102189
A
was doing
B
has done
C
has been doing
D
is doing
Frank_________ London by train which _______ at 8:30 next morning.
#101792
A
is leaving for ; will leave
B
is leaving for; leaves
C
will leave for; will leave
D
leaves for ; leaves