I didn't like the job much at first.

　　起初我并不很喜歡這個工作。

　　The situation was more complicated than they had at first realized.

　　形勢比他們最初意識到的更為復雜。

　　We're going to Japan at the beginning of July.

　　我們七月初要去日本。

　　At the beginning of the war things were looking very doubtful.

　　戰(zhàn)爭剛開始時，形勢看上去很不明朗。