1、一般現(xiàn)在時
1.1、表習(xí)慣性動作;人或事物的特性或狀態(tài);客觀真理等
Everyone is in high spirits. Light travels more quickly than sound.
1.2、用于時間和條件狀語從句,代替一般將來時
If it is fine tomorrow, we will go on a picnic. When you come next time, bring me some magazines.
1.3、與具有“出發(fā),到達(dá)”含義的動詞連用,表示按計劃將要發(fā)生的動作
The delegation arrives in Beijing this afternoon. There is a new film tonight.
2、一般過去時(表示過去某時間的動作或狀態(tài))
The children went out just now. She died ten years ago. I lost my wallet at the theatre.