Topic1: THE INVIRONMENT
PERIOD 3: REVIEW ON TENSES - ADVERB CLAUSES OF REASON
A.Revision:
1. Tenses: Past simple - Past progressive
Past simple Past progressive
S + V
2
/ V– ed
S + didn’t + V
1

Did + S + V
1
?
S + WAS/ WERE + V- ing..
S + WASN’T/ WEREN’T + V- ing.
WAS/ WERE + S + V-ing?
Yesterday, ago, last… Yesterday: / In
1979 < now, First, later, then, after that,
finally, at last:
At this time yesterday / At that time/
Then/ When / While.
Hành động ngắn bất ngờ xen vào
come/ came, see/ saw, meet/ met, be/
was,were, arrive/ arrived, hear / heard
Hành động dài, xảy ra liên tục
QKTD: talk/ talking, sleep / sleeping,
drive/ driving
watch/ watching, learn/ learning, walk/
walking
- When/ While + S +V2, S+ was/were +V-ing

4 . Her parents were extremely worried. She could not pass the entrance exam .
…………………………………………………………..……………………………………
5 . Air is polluted seriously. People don’t know how to protect the forests.
…………………………………………………………..……………………………………
6 . People should not drink much wine before driving. There may be accidents.
…………………………………………………………..……………………………………
V/ Choose the best answer:
1.He is tired.……………….,. he has to work. (therefore / because / however / so)
2.Lan doesn’t like onions, ……………….? (do she / doesn’t she / does she / is she)
3. What should you do to……………… the environment ? ( keep / protect / prevent
/ reduce)
4. ……………… is one of the cause of flood. ( Forest / Forestry / Deforestation /
Forests)
5. We …………… up our neighborhood when that conservationist arrived.
( cleaned/ cleaning/ are cleaning/ were cleaning)
6. …….are used to kill inserts and weeds so as to help crops grow better.( Pesticides
/ Dynamite/ Treasures / Creatures)
III/ Put the words in brackets in the correct forms to fill in the blanks referring to
the word chart:
Verb Noun Adjective Adverb Meaning
Fluency Fluent Fluently Trôi chảy
care Care/ carefulness/
carelessness
Careful/careles
s
carefully/
carelessly
Bất / can
( thận)
hardness hard Hard/ hardly Chăm / hiếm