1 first 可作序數(shù)詞、形容詞,意為“第一(的),最初(的)”;first 作副詞表示“首先”,反義詞是last 。
Who was first ?誰第一?
She is the first girl to come. 她是第一個來的女孩。
I'll do my homework first after school. 我放學(xué)后將先做作業(yè)。
提示
①first放在名詞前作定語時,前面要加the;first作副詞或單獨作表語時,不加冠詞,見上例。
②first還可用作名詞。
The first of August is Army's Day. 8月1號是建軍節(jié)。
She was the first in the match. 她是這場比賽的冠軍。
2 firstly 是副詞,意為“第一,首先”,主要用于列舉,常與secondly/ second, lastly/ last連用。
Firstly , I believe you are right. 首先,我相信你是對的。
3 at first 意為“起先,開始”,相當于at the beginning 。
At first she didn't know what to do. 起初,她不知道該怎么做。