问题
选择题
Because of the worldwide breakout of H1N1, many countries have placed on travel to prevent the further spread of it.
A.criterions
B.restrictions
C.descriptions
D.prescriptions
答案
答案:B
Because of the worldwide breakout of H1N1, many countries have placed on travel to prevent the further spread of it.
A.criterions
B.restrictions
C.descriptions
D.prescriptions
答案:B