下面函数的功能是( )。 sss(s，t) char*s，*t； {while(*s)； while(*t) *(s++)=*(t++)； return s； }

How much one enjoys himself travelling depends largely on_____he goes with，whether his friends or relatives．

With one or more cylinders out of operation, the engine speed must be reduced because（）

下面的哪些程序段可能导致错误? ( ) Ⅰ: String s = "Gone with the wind"; String t = "good "; String k = s + t; Ⅱ: String s = "Gone with the wind"; String t; t = s[3] + "one"; Ⅲ: String s = "Gone with the wind"; String standard = s.toUpperCase(); Ⅳ: String s = "home directory"; String t = s-"directory":

翻译：With Average or With Particular Average（WA or WPA）（）

The apparent wind’s speed can be zero only when two conditions are present. One condition is that the true wind（）.

举例说明“present-in-hand”（应手之物）与“ready-to-hand”（现成在手之物）。

Does Krashen’s theory of second language acquisition begin with theories, or with data?

（）uses one or two high pressure pumps for all the cylinders with one more standby, while（）have a separate high-pressure pump for each cylinder.

Ship’s officers should check every cargo compartment after it is filled with bulk grain to ensure（）.

（）are liable to be stoten, pilfered or may damaged due to improper handing or stowage.

Start the turning gear, and with some one hand-operating the cylinder lubricators at regular intervals, and with the indicator cocks （）, and with the control gear in the （）position, give the engine at least one complete turn.