A.They should watch the clock carefully. B.They should be careful of their handwriting. C.They should finish their assignment early. D.They should hand in their homework next week.
【单选题】Students from a wide range of countries attend a professional exam: A questionnaire is sent to a selected number of students at the end of the exam which should be completed compulsorily. The samples ...
【单选题】Samples are provided by the buyer as the quality standard for the goods. In order to avoid future disputes over the quality of the goods, the seller usually first duplicates the samples and then sends...