每个允许有_______个簇索引,___________索引是SQLServer默认选择。

SQLServer的两种授权模式分别为___________和_____________。

ODBC应用程序的基本流程分为三个部分：____________、____________和____________。

ODBC技术是以_______________结构为设计基础。

Fill in the blanks with appropriate coordinator or subordinator:______________ a well-balanced diet ___________ adequate sleep is needed for good health

Which do you think is ________, health or wealth？

_______________will not continue if an ongoing operation is changed or deletedA、

血管介入技术是以_____、_____和_____三大技术为基础。

29．__________ when you are on the bus or bike．

Which do you think is _________________important, health or wealth?

And they can ______their passports______，making leaving or “escaping” virtually impossible.

幼儿的想象是以__________为主，__________一开始发展；以__________为主，__________开始发展。