关于自动比较工具 ______ 比较器，说法不正确的是 ______。 _爱下问搜题

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问题单项选择题

关于自动比较工具 ______ 比较器，说法不正确的是 ______。

A．比较器是检查两组数据异同的计算机程序
B．比较器可以告诉用户是否出现了差异
C．比较器可以告诉用户测试是否失败或通过
D．较为先进的比较器还可以辅助用户浏览差异

答案

参考答案：C

完形填空

完型填空.

                                                     Where's salt from?
     In the northwest of our country there are __1__ salt lakes. Some __2__ them are very big. The
salt in a big lake can meet the needs of our people for __3__ to come.
     But __4__ of the salt in our country is from the sea.
     Great holes are dug and __5__ the sea water. When the sun dries up the water, salt can be got
__6__ the ground.
     The salt is white and clean __7__ beautiful.
     We can't live __8__ salt. we need it in our food. __9__ need it, too, salt is very important
__10__ us.

( )1. A. a little
( )2. A. from
( )3. A. day's
( )4. A. many
( )5. A. fill with
( )6. A. of
( )7. A. and
( )8. A. if no
( )9. A. Animal
( )10. A. of

B. a bit
B. of
B. year's
B. most
B. filled with
B. out
B. or
B. with
B. animals
B. for

C. a lot
C. other
C. centuries
C. few
C. filling into
C. from
C. but
C. have no
C. children
C. at

D. lots of
D. others
D. month
D. little
D. flits of
D. down
D. yet
D. without
D. people
D. to

问答题

端口(port)和套接字(socket)的区别是什么