It is the second time you _________ such a mistake.
#4524
A
will make
B
have made
C
made
D
had made
推荐题目
Only when __________________ permission _______________ allowed to enter the lab.
#4817
A
a teacher has given; are the students
B
has a teacher given; are the students.
C
has a teacher given; the students are
D
a teacher has given; the students are
He _____ live in a remote village, but he ______ the life in the city quickly. 
#4667
A
got used to; used to
B
used to; got used to
C
got used to; was used to
D
used to; used to