—Where is my little dog?—It the back of the house．
#42017
A
has gone to
B
had gone to
C
has been to
D
had been to
推荐题目
The life we were used to __________ greatly since 1992.
#41601
A
change
B
has changed
C
changing
D
have changed
My mother _______________ my aunt called her.
#41811
A
was cooking while
B
cooked when
C
cooked while
D
was cooking when
I think China ______ a much stronger and more beautiful country in 2050.
#41888
A
become
B
will become
C
becomes
D
became
—My sports shoes are _____ out.—How long have you_____them?
#42042
A
worn; bought
B
wearing; had
C
wearing; bought
D
worn; had