-Why don't you ask Mike to go with us? -Thanks, ___.
A. I will
B. I won't
C. lean
D. I may
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Excuse me. ___ you please pass me that cup?
A. Do
B. Should
C. Would
D. Must
-Would you like to go boating with us? -Yes, ___.
A. I'd like
B. I want
C. I'd like to
D. I do
The poor man needs our help, ___ he?
A. need
B. needn't
C. does
D. doesn't
7.1、数据库外模式是在下列哪个阶段设计()
A. 数据库概念结构设计
B. 数据库逻辑结构设计
C. 数据库物理设计
D. 数据库实施和维护