_________ (31)
A.make
B.do
C.go
D.write

_________ (33)
A.spend
B.waste
C.use
D.take

_________ (35)
A.wasting
B.losing
C.spending
D.missing

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Thanks to my friends’ ______ remarks, my essays have been improved.
A.constructive
B.construction
C.constructor
D.construct

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
By 1820, there were over sixty steamboats on the Mississippi river, _______ were quite luxurious.
A.which many
B.many of them
C.many of which
D.many that

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Jane's eyes burned and her shoulders ached. She _______ at the computer for five straight hours. Finally, she took a break.
A.had sat
B.has been sitting
C.had been sitting
D.has sat

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
_______ there is not enough information on the effects of smoke in the atmosphere, doctors have proved that air pollution causes lung diseases.
A.In spite of
B.Although
C.Therefore
D.However

They lived in a village which was destroyed last year.
A.They lived in a village being destroyed last year.
B.They lived in a village to destroy last year.
C.They lived in a village destroying last year.
D.They lived in a village destroyed last year.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
I suggest our rooms ______ before Tet Holiday.
A.should decorate
B.is decorated
C.were decorated
D.be decorated

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
It is widely believed that ________ human beings are descended from one common ancestor.
A.every
B.all of
C.every of
D.all