Present Perfect Continuous , , , . , . + . to be Present Perfect Participle I .
1. , ( ) I have been working since 10 oclock
2. , ( ) I feel tired as if I have been working in the garden for several hours
Past Perfect Continuous , , , . to be Past Perfect Participle I .
1. , It had been raining for two hours when I left home.
2. , He felt tired as he had been playing chess for several hours.
Future Perfect Continuous , . to be Future Perfect Participle I .
.
MODAL VERBS
Modal Verbs , . to.
CAN
: , . /can/ /could/. to be able to.
MAY
: , . : /may/ /might/. to be allowed to / to be permitted to : , .
MUST
, , : , , . , : to be to ( ), to have to ( )
OUGHT
, , . : , , . to.
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SHOULD
, , , . : , , . , , ought, should.
WOULD
:
1) ,
/ He would spend hours in the library./ .
2) -
/ I asked him to do it, but he would not./ , .
3) ,
/ Paper would burn./ .
NEED
. . :
You need not come here today. .
He needs a good friend. . (. . .)
SEQUENCE OF TENSES
, - - .
1) - , - .
he is busy now.
He says that he was busy yesterday.
he will be busy tomorrow.
2) - , :
- , Past Indefinite Past Continuous, .
He said that he was busy. , .
He said that he was translating the text. , .
- , , , - Past Perfect .
He said that he ad been busy yesterday. , .
- , , shall / will should / would. Future in the Past, .
We knew that he would be busy tomorrow. , .