He is always helping others.他总是肯帮助他人。
She is always forgetting something. 她老是忘记某些事情。 ④大多数动词可用于进行时,但也有些动词不用于进行 时。
2021
常见的有: ▲感觉类:look, smell, feel, sound, taste,
to等。
2021
3.现在完成时 ①表示过去发生的动作对现在产生的影响或结果,或
说话时已完成的动作;
I have finished the report./ She has cleaned the room. ②表示从过去开始,持续到现在的动作或状态,往往和
“for...”, “since...”表述的一段时间状语连用;
He has learned English for six years.
They have worked here since they left college. ③表示“曾经到过某地(人已回来)”用“have/has been
to”; 表示“到某地去了(还未回来)”用“have/has gone to”。
—Where is Li Hua? -He has gone to the reading-room.
—She knows a lot about Shanghai. -She has been ther ④在时间状语从句,条件状语从句或让步状语从句中表达 将来某时已经完成的动作。
2021
When you have learned English, you will find it a bridge to so much knowledge. We’ll start at six if it has stopped raining by then.