更多"While the total number of farmers e"的相关试题:
[单项选择]While the total number of farmers engaged in the agriculture production is barely half ______it used to be in 1959, the size of the average farm has tripled.
A. that
B. what
C. which
D. how
[单项选择]Compared with the total number of Britain's National Health Service hospitals, the hospitals which have art collections is only ______.
A. 4%
B. 5%
C. one quarter
D. 75%
[单项选择]By saying "His number was up a short while later" ,the writer means ______.
A. the thief knew the mobile phone number soon afterwards.
B. the thief lost his luck before long.
C. the thief forgot the mobile phone number a moment later.
D. the number of the phone was dialed a moment later.
[单项选择]30% to 40% of the total number of new words in English vocabulary are produced through ______ .( )
A. affixation
B. clipping
C. compounding
D. shortening
[单项选择]By saying "Manufacturing industries and most agricultural enterprises are more distant from the censurers", the author means ______.
[单项选择]The number of the stampslimited, so a number of peopleto have a look at them.
A. are; want
B. is; wants
C. is; want
D. are; wants
[单项选择] You added a PHONE_NUMBER column of NUMBER data type to an existing EMPLOYEES table. The EMPLOYEES table already contains records of 100 employees. Now, you want to enter the phone numbers of each of the 100 employees into the table. Some of the employees may not have a phone number available. Which data manipulation operation do you perform?（）
A. MERGE
B. INSERT
C. UPDATE
D. ADD
E. ENTER
F. You cannot enter the phone numbers for the existing employee records.
[单项选择]while和do-while循环的主要区别是（ ）。
A. do-while的循环体至少无条件执行一次
B. while的循环控制条件比do-while的循环控制条件更严格
C. do-while允许从外部转到循环体内
D. do-while的循环体不能是复合语句
