A.optionalB.compulsoryC.voluntaryD.secondaryIt is（）for ……

单项选择题It is important to（）strict restrictions on publishing writings nowadays.

A.repose
B.impose
C.expose
D.dispose

单项选择题The deeper you go into the novel，the more you begin to understand and（）with the characters.

A.sympathize
B.concentrate
C.demonstrate
D.maximize

单项选择题The police made an （）to the public to remain calm.

A.appeal
B.connect
C.pierce
D.charge

单项选择题Your passport application form should be（）by two recent photographs.

A.accompanied
B.accounted
C.accelerated
D.accommodated

单项选择题It is very convenient to pay by（）card.

A.credit
B.creditable
C.creditor
D.credibility