—Why is the house in a mess?—I it for Christmas since three days ago.
#100434
A
cleaned
B
cleans
C
have cleaned
D
have been cleaning
推荐题目
The play had already been on for quite some time when we _______ at the New Theatre.
#104060
A
have arrived
B
arrived
C
had arrived
D
arrive
—What were you doing when Tony phoned you?—I had just finished my work and________ to take a shower.
#104800
A
had started
B
started
C
have started
D
was starting
—Would you have come to his help, had you been free? —Yes. But I______ engaged.
#104317
A
was
B
were
C
hadbeen
D
wouldbe
Mr. Lee, who as a guide for over 10 years, is now a manager in a big travel agency.
#102042
A
worked
B
has worked
C
had worked
D
works
The real reason for the fire _______ a burning cigarette end.
#99230
A
starts with
B
leads to
C
focuses on
D
lies in