【单选题】—David, these are my friends, Bob and Mike. —______ [ ]
【单选题】按重力相似准则设计的水力学模型,长度比尺λL=100,模型中水深为0.1m,则原型中对应点水深为()。
【单选题】These are my friends. (他们的) names are Lily and Lucy.
【简答题】who are these people? are my friends , sylvia and Jean.
【单选题】—Nancy, these are my friends, Anna and Mona. —_____ [ ]
【简答题】阅读短文,根据短文内容判断正误,正确的写'T',错误的写'F'。 These are my friends. This is Maomao. She's nice, but she's a bit shy. This isXiaoyong. He is a clever pupil. This is Amy.She is very cute. This is Sam. He is cool and...
【单选题】使用过期全年定期乘车证,从有效期终了的次日起至发现违章日期止,票面填写的乘车区间在一个铁路局以内的,加收罚款按每日乘车( )计算票价。
【单选题】— Are these your cousin? prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace> — No, ____aren ’ t. These are my friends.