——Do you have any idea when the project will be carried out?—No, but I have heard that it was not until last month _______ it was approved.
#84860
A
that
B
when
C
since
D
before
推荐题目
Was it through Mary _____ was working at a high school ____ you got to know Tom?
#84988
A
who; who
B
that; which
C
who; that
D
who; which
 What the boy ____ make his friends happy.
#85424
A
does did
B
did did
C
do do
D
do does