Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
_______ the airport, I was very worried to find that no one ______ for me.
A.When arriving at/ was waiting
B.On arriving in/ had waited
C.On arriving at/ was waiting
D.On arriving at/ had waited

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
We _____ pay for the tickets as Josie won them in a competition.
A.didn't have to
B.hadn't to
C.couldn't
D.mustn't

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
They ______ enthusiastically when their teacher _______ in.
A.will discuss/will come
B.will have discussed/comes
C.were discussing/came
D.discuss/comes

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
He is a great sports ________. He rarely misses any sport games although he was busy.
A.player
B.enthusiast
C.energy
D.programmer

_________ (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