－When shall we go to Hong Kong for holiday? － I am not sure yetthis Sunday next Saturd

问题补充：

－When shall we go to Hong Kong for holiday?

－ I am not sure yet. this Sunday next Saturday is ok.

A. Neither; nor

B. Both; and

C. Either; or

D. Not only; but also

答案：

A. Neither; nor

B. Both; and

(答案→)C. Either; or

D. Not only; but also

解析：Neither nor两者都不，既不是……也不是。Both; and两个都，既……又……Either; or要么……要么……；两个都，既……又……；；Not only; but also不但……而且……；句意：我们什么时候去香港度假？——我还不确定。这个周日和下个周六多不错。结合语境可知选C。