We're looking for a more economical way of doing business
A. economic 
B. economical

1/ He was ________ at the way the team had played.
A. impressive
B. impressed

2/ We were ________to see how well they'd done already 
A. impressive
B. impressed

3/ I am ________ that you can play the violin so well
A. impressive
B. impressed

Hearing all the familiar sounds around the house was strangely _____________
A. comfortable 
B. comforting 

1/ Qualifications are important but _______experience is always a plus
A. practical
B. practicable

1/ The advantages of this system are too _____to mention
A. numerous
B. numerical 

/ He claimed that he could provide_______ other examples of her incompetence
A.numerous
B. numerical

3/ The results were expressed in descending _____order
A.numerous
B. numerical

1/ Qualifications are important but _______experience is always a plus
A. practical
B. practicable

1/ The advantages of this system are too _____to mention
A. numerous
B. numerical 

/ He claimed that he could provide_______ other examples of her incompetence
A.numerous
B. numerical

3/ The results were expressed in descending _____order
A.numerous
B. numerical

* Tìm lỗi sai 
1. The regulations have been opposed by local high school principals
A. have
B. by 
C. local 
D. principals
------

1. The ______of pollen in the atmosphere causes hay fever in some people 
A. presence
B. present

2. Her _______during the crisis had a calming effect 
A. presence 
B. present

1/ You ought to make a few _______enquiries before you sign anything 
A. discreet 
B. discrete

2. The only ______alternative is to postpone the meeting 
A. practical
B. practicable

*Tìm lỗi sai 
Employers should provide a safe working environment, as far as is reasonably practicable 

1/ There is a vegetarian ________ on the menu everyday
A. alternative
B. alternation 

2/ Such rapid ______ of mood are a feature of her writing
A. alternative
B. alternation 

6/ It is clear that many of the earth's resources are________
A. exhaustible 
B. exhaustive 
C. exhausted 
D. exhausting

Tìm lỗi sai 
An exhaustible comparison is outside the scope of the paper
A. exhaustible
B.  is
C. outside
D. scope

3/ Turtles can be considered an ________natural resource.
A. exhaustible 
B. exhaustive 
C. exhausted 
D. exhausting

4/ It's __________commuting from Brighton to London everyday.
A. exhaustible 
B. exhaustive 
C. exhausted 
D. exhausting

5/ I'm too __________to take the dog for a walk.
A. exhaustible 
B. exhaustive 
C. exhausted 
D. exhausting