Which of the following is NOT given as an advantage of using biological agents over chemical herbicides?




A.They are less likely to destroy desirable plants.
B.They are more easily available.
C.They do not have to be used as often.
D.They are safer for workers.

We can protect the world in which we live. We, for example, can grow more trees and recycle rubbish.




A.We can protect the world in which we live as well as we can grow more trees and recycle rubbish.
B.We can protect the world in which we live, growing more trees and recycle rubbish.
C.We can protect the world in which we live by growing more trees and recycling rubbish.
D.We can protect the world in which we live such as growing more trees and recycling rubbish.

The film started a few minutes ago,__________? (didn’t it / did it / does it / doesn’t it)




A.
B.
C.
D.

A small fish needs camouflage to hide itself _________its enemies cannot find it.




A.therefore
B.so that
C.due to
D.because

This is ________you have ever made.




A.a more silly mistake than
B.the silliest mistake
C.the most silliest mistake
D.a sillier mistake than

Lan doesn't have a sister. => Lan wishes ____________________________________ .




A.
B.
C.
D.

Using the correct form of the word in brackets:
Mr. Nam is working on a farm. He is a .…....................... (farm)




A.
B.
C.
D.

We have learnt English _______7 years.




A.for
B.since
C.in
D.at

Fill in the blank with the correct form of the words in capital letter.
His father is an _____________ pilot. (EXPERIENCE)




A.
B.
C.
D.

My teacher said that he (like) _____________ teaching in this school.




A.
B.
C.
D.