In the street I met the professor_______gave us a talk last week.
#57736
A
what
B
which
C
/
D
who
推荐题目
Keep your child off drugs, ________ it will ________ many serious health and behavior problems.
#55386
A
or; point to
B
or; lead to
C
and; point to
D
and; lead to
As it reported, it is 100 years _____________ Tsinghua University was founded.
#56230
A
when
B
before
C
after
D
since
