点货上车作业是配送过程的“中枢神经”,起到统领全过程的作用。()
参考答案:错
各种抹灰防冻剂的作用主要表现在哪三个方面
根据所给图片提示完成单词。
1. I want to drink some ______ ().
2. Mary, don't eat too much ______ ( )
3. My parents like ______ ( )very much.
4. Do you like eating ______ ( )?
5. Linda's favourite food is ______ ( ).