It is important have the(74)positioned correctly before you type characters．

A．cursor

B．line

C．light

D．dot

[主观题]Scienceandtechnologyhaveinimportantwaystotheimprovementofagriculturalproduction.A)witnessedB)assistedC)attachedD)contributed

[单选题]It is possible to have more than one(74)open in Word at the same time.A．processB．textC．documentD．block

[单选题]Air cocks, usually positioned at the （） in a circulating system, is used to get rid of the air in the system.A . bending jointB . expansion tankC . weldD . the highest point

[单选题]In C language，functions are important because they provide a way to(69)code so that a large complex program can be written by combining many smaller parts．A．modifyB．modularizeC．blockD．board

[单选题]A．ir cocks, usually positioned at the_______in a circulating system, is used to get rid of the air in the system.A．bending jointB．expansion tankC．weldD．the highest point

[单选题]I'm afraid I can't go to your party, I have an important exam tomorrow.____

[单选题]C． It is have xxxxxx that clothing manufacturcrs(生产商)follow certa a untharm standards far yarious featurce(特征)of clothes. What seerns strange, however. Is that the xxxxxx adopted for women is the opposite of the one for men. Take a look at the way yo

[单选题]An air waybill is a transportation contract between （ ），and an important ca

[单选题]An air waybill is a transportation contract between （ ），and an important ca

[单选题]In C language， (70) variables have to be defined outside of any function，this (71) actual storage for it.(70) A．internalB．exportC．outputD．external(71) A．locatesB．allocatesC．looks forD．finds