—The windows are dirty.—I know. They _________ for weeks.
#102514
A
haven’t cleaned
B
didn’t clean
C
weren’t cleaned
D
haven’t been cleaned
推荐题目
By the time I swa the angry expression on his face, I ______ exactly what I was having to face. But not for a moment _______ I should quit.
#104463
A
had known; I thought
B
have known; had I thought
C
would know; I would think
D
knew; did I think
I _____ Spanish quite fluently, but I haven’t got a chance to use it since I moved to Brazil.
#99776
A
spoke
B
will speak
C
have spoken
D
speak
--- What on earth is that noise? --- Oh, the next flat ___________.
#100208
A
was decorated
B
was decorating
C
is being decorated
D
is to be decorated
The first few years in the 21st century ______ the rapid rise of China as a world economic power.
#101307
A
witness
B
has witnessed
C
will witness
D
have witnessed
(2013·高考湖南卷)—Have you heard about the recent election?—Sure，it________the only thing on the news for the last three days.
#99696
A
would be
B
is
C
has been
D
will be