Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
The _______ north we go, the less likely we are to meet high temperatures.
A.farthest
B.farther
C.further
D.far

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Don’t worry. He’ll do the job as _______ as possible.
A.economic
B.economically
C.uneconomically
D.economizing

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Water volume in rivers in central Vietnam will decline by 30 to 50 percent, potentially leading to a _______ between April and June.
A.scarcity
B.scarce
C.scarcely
D.scarify

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
During the presentation, each _______ can pose three questions to the guest speaker.
 
A.attend
B.attentive
C.attendance
D.attendee

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Most of the hallways on the ground floor of the old municipal building are ______ lit.
A.poor
B.poorly
C.poorest
D.poorer

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
The _______ challenge of economic reform was to solve the problems of motivating workers and farmers to produce a larger surplus.
A.initiative
B.initial
C.initiation
D.initiate

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Project-based learning provides wonderful opportunities for students to develop their _________.
 
A.creative
B.creatively
C.creativity
D.create

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
To have a _______ impression on their clients, business persons put great effort into making their sales pitch as lively as possible.
A.lasting
B.lasts
C.lasted
D.last

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each unfinished sentence.
I felt extremely _______ when I couldn’t remember my neighbour’s name.
A.embarrassed
B.embarrass
C.embarrassment
D.embarrassing

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each unfinished sentence.
The rhinoceros, whose numbers have dropped alarmingly recently, has been declared a(n) _______ species.
A.endanger
B.endangered
C.danger
D.dangerous