单项选择题
A.is cutting B.are cutting C.has been cut D.have been cut
A.would meet B.would have met C.will have met D.had met
A.Berlin was formerly a dirty with sufficient rice and plants B.London was under the rule of the Romans in the 10th century C.theArabworldwasmoreadvancedthanothercountriesaround D.Londonchieflydevelopedindustrytencenturiesago