问题

The Great Wall travels______ deep valleys, _____ deserts and______ mountains
A:over; across; through
B:through; across; over
C:across; over; through
D:through; across; across
B:through; across; over
C:across; over; through
D:through; across; across
正确答案是:
同类题型
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There is with my computer, so I can’t finish the work on time today.
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