Mối quan hệ thì của động từ trong mệnh đề chính và mệnh đề phụ. IV.[r]
(1)Sentence Building - Part - SEQUENCES OF TENSES
Sự phối hợp câu Mối quan hệ động từ mệnh đề và mệnh đề phụ.
IV SEQUENCES OF TENSES
A Main verb in the Simple Present
If the main clause is then the dependent clause can be
Simple Present
(1) Present Progressive (2) will, can, or may + verb (3) Simple Past
(4) Present Perfect
(1) I see that Harriet is writing her composition
Do you know who is riding the bicycle?
(2) He says that he will look for a job next week
I know that she is going to win that prize
Mary says that she can play the piano
(3) I hope he arrived safely
They think he was here last night
(4) He tells us that he has been to the mountains before
We know that you have spoken with Mike about the party
B Main verb in the simple past
If the main clause is then the dependent clause canbe
Simple Past (1) Past Progressive or Simple Past (2) would, could, or might + verb
(3) Past Perfect
(1) I gave the package to my sister when she visited us last week
Mike visited the Prado Art Museum while he was studying in Madrid
(2) He said that he would look for a job next week
Mary said that she could play piano
(3) I hoped he had arrived safely
They thought he had been here last night
EXAMPLE
(2)sentences
Astronomers / predict / sun / die / about ten billion / year
Though we / have / very difficult examination / last night, / I /
do / very well