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【判断题】
精液云雾状运动是反映精液密度和活率的综合指标。
A.
正确
B.
错误
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【单选题】( )不是JDBC用到的接口和类?
A.
DriverManager
B.
System
C.
Connection
D.
ResultSet
【简答题】Complete the sentences with the following words or phrases. Change the form if necessary. 1. After Tom passed his driving test, he ________ an application for his driver’s license. 2. Mary and I have...
【简答题】用所给单词的适当形式填空。 1. Must we _____( start) the work at once? 2. —Where _____ (be) our English teacher? —She _____ (talk) with some students over there. 3. Mary got a lot of presents on her _____ (twelve)b...
【简答题】Task 2 Complete the sentences with the following words or phrases. Change the form if necessary. 1. After Tom passed his driving test, he ________ an application for his driver’s license. 2. Mary and...
【单选题】Once we have read the material, we want to discuss it or hear it ____ on, not repeated.
A.
doubtful
B.
domestic
C.
extensive
D.
elaborated
【简答题】Read the email below and fill in the blanks with proper prepositions. Referring (1) ____ Contract No. 115, we are sorry to say that the relevant L/C has not arrived yet up (2) ____ the time of writing...
【单选题】下列有关JDBC核心接口类描述有误的是()。
A.
Statement 接口的 executeQuery(String sql) 方法用于执行给定的 SQL 语句,该语句返回单个 ResultSet 对象。
B.
Statement 接口的 executeUpdate(String sql) 方法用于执行给定的 SQL 语句,该语句可能为 INSERT 、 UPDATE 或 DELETE 语句,或者不返回任何内容的 SQL 语句(如 SQL DDL 语句)。
C.
ResultSet 接口的 deleteRow() 方法可从此 ResultSet 对象删除当前行,但相应行的底层数据库中并没有删除此行。
D.
ResultSet 接口的 last() 方法用于将指针移动到此 ResultSet 对象的最后一行。
【简答题】comment think twice implement go off fill out 1. After Tom passed his driving test, he ________ an application for his driver’s license. 2. Mary and I have __________ cooking, so we live...
【单选题】Propeller aircraft use one or more airscrews to create thrust in a forward direction
A.
螺旋桨
B.
机翼
C.
桨叶
D.
尾桨
【简答题】Summary Read the text (P34) carefully and fill in the blanks. If we are 1.________ ourselves, most of us have 2. ________ being famous sometimes in our lives. Most musicians often meet and 3. __...
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