Mối quan hệ thì của động từ trong mệnh đề chính và mệnh đề phụ. IV.[r]
Trang 1Sentence Building - Part 4 - SEQUENCES OF TENSES
Sự phối hợp các thì trong câu Mối quan hệ thì của động từ trong mệnh đề chính 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 can be
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
Use the following sets of words and phrases to write complete
Trang 2 Astronomers / predict / sun / die / about ten billion / year
Though we / have / very difficult examination / last night, / I /