— Why? Tom, your shirt is so dirty! — Mum, I ＿＿ my storeroom downstairs。
#104430
A
cleaned
B
have worked
C
was cleaning
D
have been cleaning
推荐题目
— Is it convenient if I call you up at 9 tomorrow morning?— I am afraid not. I _____ a group of visiting teachers then.
#101536
A
am meeting
B
will meet
C
will be meeting
D
will have met
—Ouch! You hurt me! —I am sorry. But I any harm. I to drive a rat out.
#103276
A
didn’t mean; tried
B
don’t mean; am trying
C
haven’t meant; tried
D
didn’t mean; was trying
—What’s that noise? Is the water still running? —Oh, my god! I ________to turn it off after I brushed my teeth．
#103527
A
was forgetting
B
forgot
C
had forgotten
D
am forgetting
Cathy is taking notes of the grammatical rules in class at Sunshine School， where she English now.
#104609
A
studies
B
studied
C
is studying
D
was studying