— 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
His sister left home in 2009, and＿＿since.
#101520
A
had not been heard of
B
has not been heard of
C
had not heard of
D
has not heard of
Tom is the only one of the students who a scholarship since last year.
#102350
A
has won
B
have won
C
is winning
D
wins
—— May I see you at 4 o’clock this afternoon?—— I’m afraid not, I a charity meeting then.
#102734
A
will attend
B
have attended
C
will be attending
D
was attending
This word is wrongly spelt；a letter is _______.
#99267
A
left behind
B
left alone
C
left out
D
left off
25．----Why don’t we choose that road to save time? ----The bridge to it _________.
#103887
A
has repaired
B
is repaired
C
is being repaired
D
will be repaired