— When does your mother go shopping? —Usually Sunday mornings.
#50934
A
in
B
on
C
with
D
at
推荐题目
How nervous we are ________ the coming high school entrance exams _______ June 15th.
#45882
A
thinking of ; on
B
to think of; on
C
thinking of ; in
D
to think of; in
)Tong is afraid ,because he was terrified by an air accident.
#48421
A
fly
B
of flying
C
to flying
D
flying
