问题补充：
On our journey to Australia last summer, our luggage was at the customs. We were not allowed to carry food such as meat and vegetables.
A. looked through
B. gone through
C. seen through
D. got through
答案：
A. looked through
(答案→)B. gone through
C. seen through
D. got through
解析：考查词组：A. looked through浏览，B. gone through经历，审查，检查，C. seen through 看穿，D. got through接通，完成，句意：在我们去年夏天到澳大利亚的旅行中，我们的行李被检查，我们不被允许带肉和蔬菜这样的食物。选B。
