as well as是就近原則還是就遠原則

as well as連接兩個并列成分做主語時，其謂語動詞的選擇應該和as well as前面的主語也就是離謂語動詞更遠的主語保持一致，即就遠原則。

as well as

既…又…; 除…之外（也）; 此外;

1、He visited some factories, hospitals as well as the school.

他們參觀了這所學校，還參觀了工廠和醫院。

2、It is in his best interests as well as yours.

這符合他的最大利益，同時也符合你的利益。

3、Halen as well as his brothers has gone abroad.

海倫和他的兄弟們都出國了。

4、Your wife as well as you is friendly to me.

你妻子和你對我都很友好。

5、He speaks English as well as a native speaker.

他講的英語是和英語是母語的人一樣。

就遠原則

"名詞 + 介詞/介詞詞組 + 名詞 "結構作主語時，謂語動詞的單復數要與介詞/介詞短語前的名詞（即離謂語動詞比較遠的那個主語）單復數保持一致，經常出現的此類介詞/介詞詞組包括：

1、as well as；such as, like

2、rather than,；more than,；no less than

3、with,；along with,；together with,；combined with

4、but； except；besides,；in addition to,；apart /aside from.