问题

Modern forms of transportation and communication havedone much to ______ the isolationof life inAlaska.

A:break down
B:break out
C:break into
D:break through

正确答案是：

同类题型

darkness, she felt ________, but when she turned around, nobody was there.

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ems that she doesn’t like the dinner verymuch.– ______. In fact, she’s been on a diet following thedoctor’s advice.