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【多选题】
关于标识符，下列说法正确的是？A.
标识符是Java中命名的规则
B.
标识符由字母、下划线、美元符号和数字组成
C.
Girl_为合法的标识符
D.
34_$为合法的标识符
E.
标识符中的字母不区分大小写
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反馈参考答案：
举一反三
【单选题】Future generations of physicists may look at the ______ of their former ideas and see in it, not the relics of some extinct creature, but a crude, early, yet wholly ______ version of their more modern...
A.
mockery … distinct
B.
armature … laughable
C.
specter … congruous
D.
skeleton … recognizable
E.
treatment … suspect
【单选题】Antique furniture ______ .
A.
may have had many former owners
B.
is on sale mainly in London salerooms
C.
has usually been polished before being sold
D.
has usually been rejected
【单选题】Which of the following may best describe the tone of the speech by the former U.S. President Carter?
A.
Doubtful and uncertain
B.
Friendly and hopeful
C.
Serious and critical
D.
Casual and friendly
【单选题】The science lab being built in our school is ____________ the former one.
A.
twice as big as
B.
twice more bigger than
C.
as twice big as
D.
the twice size of
【多选题】按《美国对外贸易定义修订本》的解释,下列( )术语后必须加Vessel"才能与《2010通则》解释一致?
A.
EXW
B.
FAS
C.
CFR
D.
FOB
E.
DES
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