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外研2003课标版《Grammar》集体备课PPT课件优质课下载
have been teaching
has been attracting
What kind of tense is used in the sentences?
The Present Perfect Continuous Tense
have/has + been + doing
FORM:
I have been working on this problem for two hours. Now I quit! ! !
past
present
future
We use the present perfect continuous tense to talk about non-stop actions that have just finished but are still connected to the present in some way.
Gao Jiahao has been working on it for two hours and is still struggling.
Gao Jiahao has been working on it for two hours and is still struggling.
past
present
future
We also use the present perfect continuous tense to talk about actions that started in the past and are still continuing.
Summary one
Read the situations and
complete the sentences.
Pay attention to the time adverbials.
The rain started in the early morning.
It began to rain this morning
It is 6 pm now and it is still raining.
It__________________ all day .