occasionally

　　e.g. There's no harm in your staying up late occasionally.

　　偶爾晚睡并無妨害。

　　sometimes

　　e.g. I differed with my partner sometimes, but we usually agree. 我有時與我的伙伴爭論,但我們通常是一致的。

　　once in a while

　　e.g. He comes to our room for a chat every once in a while.

　　他偶爾來我們房中閑談。

　　on some occasions

　　e.g. Therefore they kept the children on some occasions giving the "seller" a gift in return. 因此，有些時候,他們就會給這些“出售者”禮物作為回報，留下孩子們。

　　英語四級作文高頻詞匯：發(fā)生，出現，產生

　　take place

　　e.g. Other actions associated with the milestone may take place during normal operations, and not only when an exception occurs. 與此里程碑關聯的其他動作可能在正常運營期間發(fā)生，而并不只是出現在發(fā)生異常時。

　　occur

　　e.g. Food shortages often occur in time of war. 在戰(zhàn)爭期間常常發(fā)生糧食短缺的情形。

　　arise

　　e.g. New problems arose imperceptibly. 新問題不知不覺地產生

　　bring about

　　e.g. The economic reform brought about great change in the lives of the common people. 經濟改革在老百姓生活方面帶來巨大的變化。

　　create

　　e.g. They have painted it red to create a feeling of warmth. 他們把它刷成紅色遺以產生一種溫暖的感覺。

　　cause

　　e.g. The resignation of the prime minister will cause much confusion. 首相的辭職將引起很大混亂。

　　emerge

　　e.g. A large number of independent African countries emerge at a historic moment. 一大批非洲獨立國家應運而生。

　　turn out

　　e.g. Our university has turned out some world-famous scientists. 我們學校已造就出了若干名名聞世界的科學家。

　　work out

　　e.g. The situation worked out quite well. 情況到最后相當不錯。