题目内容
3. 我发现和当地人交流很困难。
4. 中国是世界上人口最多的国家。
4. C
3. I find it (is) difficult to communicate with the local people.
4. China has the largest population in the world.
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题目内容
3. 我发现和当地人交流很困难。
4. 中国是世界上人口最多的国家。
3. I find it (is) difficult to communicate with the local people.
4. China has the largest population in the world.