【单选题】What tense should be used to report what was done in experiments?
【单选题】When foreign students leave America, they will bring American values back to their home countries.
【简答题】阅读加拿大旅行社推出的“Eastern Canada & the Maritimes七日游”旅行计划,判断正误,正确的用 “T”表示,错误的用“F”表示。 (1) The 7-day tour will begin from Toronto. ( ) (2) The tour includes sightseeing in Montreal, the second largest city...
【单选题】What tense should be mentioned in a survey report?
【单选题】What tense should be used when findings are stated in the abstract?
D.
present continuous tense
【单选题】妊娠中期进行产前检查的正常间隔时间是 : ( )