My mother _____ all the cleaning for my family, but recently she has been too busy teaching to do it.
#99234
A
will do
B
is doing
C
does
D
had done
推荐题目
—Call me at 5: 30 tomorrow morning． —Why that early? I _____ then．
#103153
A
will sleep
B
was sleeping
C
will be sleeping
D
have been sleeping
Recently quite a lot of exports _______ that another law on wildlife protection ________ as soon as possible .
#103373
A
demanded , must be passed
B
have demanded, be passed
C
were demanding , was passed
D
demanded, being passed
—Could I use your dictionary?—Sorry, it __________.
#102450
A
is using
B
was using
C
was used
D
is being used
Everything he _____ to his country.
#103067
A
had was contributed
B
had been contributed
C
had to be contributed
D
had contributed