题目内容
(请给出正确答案)
[主观题]
Dr Wilmot ______ the newspaper before he leaves for work every day.
A.looks into
B.stares at
C.watches for
D.glances through
答案
查看答案
A.looks into
B.stares at
C.watches for
D.glances through
第2题
己知文法G[S]:S->eT|RT,T->DR|ε,R->dR|ε,D->a|bd。FIRST(S)=()。
A.{d,ε}
B.{a,b,d,e,ε}
C.{a,b}
D.{a,b,#}
E.{a,b,ε}
F.{#}