Mandy, ___ university student from Canada, teaches us ___ history of western art.
#4652
A
an; the
B
a; the
C
the; /
D
the; a
推荐题目
.Every year in April, the Water Festival ______ among the Dai people in Xishuangbanna.
#4782
A
celebrates
B
is celebrating
C
is celebrated
D
is being celebrated
They use computers to keep the traffic _______ smoothly. 
#5026
A
being run
B
run
C
to run
D
running
 Richard was called in by the police to answer questions _______ the disappearance of Thomas Ripley, whose relatives were so ______ his present situation.
#4655
A
concerning; concerned about
B
concerned; worrying about
C
with regards to; concerned
D
regarding; concerning about
Sarah hopes to become a friend of _____________ shares her interests.
#4990
A
anyone
B
whomever
C
whoever
D
no matter who