题目
A.A.
B.B.great deal of
C.C.a number
D.D.more much
E.E.lots of
第2题
The professor, ______ as a splendid speaker, was warmly received by the students.
A) known B) to be known C) knowing D) having known
第3题
_______ whether robots will one day have vision as good as human vision()
A.A.What is not yet known
B.B.It is not yet known
C.C.As is not yet known
D.D.This is not yet known
第4题
A.it is known to all
B.we all know that
C.it is know to all that
D.as is known to all
第5题
A.isn ’ t known
B.hasn ’ t known
C.aren ’ t known
D.haven ’ t known
第7题
A.known for
B.known as
C.famous for
D.regarded for
第8题
william shakespeare is a great poet and much is known of his life. ()
第9题
A.Key is secret; algorithm is known
B.Key is known; algorithm is known
C.Key is secret; algorithm is secret
D.Key is known; algorithm is secret
第10题
Detroit has been known as the automobile capital of the world. ()
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