数学关系式3≤x〈10表示成正确的VB表达式为()。
A.3〈=x〈10
B.3〈=xAndx〈10
C.x〉=3Orx〈10
D.3〈=xAnd〈10
参考答案:B
You ___ ever saw computers years ago, but now they are everywhere.[ ]
A. sometimes
B. usually
C. hardly
D. almost
成年人咽鼓管的特点是:
A.宽、窄、直B.窄、长、弯C.短、宽、直D.弯、短、窄E.宽、长、弯