... PASTPERFECTTENSE (THÌ QUÁ KHỨ HOÀN THÀNH)
I/ Use (Cách dùng)
Past PerfectTense được dùng để diễn tả:
1. Một hành động xảy ra trước ... trong quá khứ.
S
1
+ PastPerfect + before + S
2
+ Simple Past
EX: George had seen this movie before he went to bed last night.
S
1
+ Simple Past + after + S
2
+ PastPerfect
EX: George went ... Perfect
EX: George went to bed after he had seen this movie last night.
S
1
+ PastPerfect + when + S
2
+ Simple Past
EX: When I came back home yesterday, my friend had already been there.
II/...
... Use in cases
•
We use the pastcontinuous to talk about
past events which went on for a period of
time
Use in 2 cases
•
We use it when ... of activity
•
We often use it to describe a “background
action” when something else happened
Past Continuous
Some example:
•
I was walking in the street when I suddenly fell
over
•
They were...
... C. Read the passage and make the correct choice:
Conservation is the protection and wise management of the environment. People practise conservation...