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【简答题】
前景深( )后景深。
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举一反三
【单选题】Mary was extremely lucky: when her great-uncle died, she______a fortune.
A.
came by
B.
came over
C.
came into
D.
came through
【单选题】When Tom came in, Mary ______ her talk with Jane and talked to Peter.
A.
broke off
B.
broke down
C.
broke away
D.
broke in
【单选题】故障诊断专家系统有以下特点：Ⅰ.不受限制地应用人类专家的特长 Ⅱ.可以吸收不同诊断专家的知识 Ⅲ.提高诊断效率，减少测试设备 Ⅳ.局限于只凭测试技术获得故障症状
A.
Ⅰ+Ⅱ+Ⅲ
B.
Ⅱ+Ⅲ+Ⅳ
C.
Ⅰ+Ⅱ+Ⅳ
D.
Ⅰ+Ⅲ+Ⅳ
【单选题】Mary came in , _____ by her dog.
A.
following
B.
to follow
C.
followed
D.
to be followed
【单选题】Mary, who newly came to the class, has already earned both the trust of her classmates and _________ of her teachers.
A.
one
B.
ones
C.
that
D.
those
【多选题】专家系统（ExpertSystem，ES）是一种模拟专家决策能力的计算机系统，其特点有（）。
A.
具有定制能力
B.
具有分析能力
C.
具有咨询功能
D.
具有学习功能
E.
具有教育功能
【单选题】When I came in her room, Mary was ________ in her book. [ ]
A.
absorbed
B.
controlled
C.
exposed
D.
devoted
【单选题】Mary saw her son ______ the piano when she came to the room.
A.
playing
B.
play
C.
played
D.
to play
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