since for練習

I have worked here for five years. since + 時間點. since this morning, since last week, since yester...

My sister has not eaten since she got up this morning. ... Robert has recently bought a new car. ...

另一個用法是引導表示原因的附屬子句，since意為「既然」。 ... Since的用法— 原因 · 練習題 · 比較Since，for · 比較Since，because，as · 練習題 ...

练习一.用since 和for 填空1._two years3._last month5._yesterday2._two years ago4._19996._ 4 oclock8._an h...

練習: 1. 鈴已經響過了。 Bell _____ _____ already. 2. 鈴還沒響過。 Bell _____ _____ _____ _____. ... 現在完成式: I ___...