Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
________ harvesting techniques have helped farmers earn more profits.
A.Improving
B.Improved
C.Improves
D.Improvement

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
The cyclist _______ he crossed the main street.
A.was look with caution when
B.looked with caution after
C.had looked with caution before
D.looks with caution when

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
My favorite team ________ 15 games so far this season, and will probably win the championship.
A.will win
B.has won
C.are winning
D.won

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
I am sorry but I have _________ the book at home.
A.lost
B.forgotten
C.left
D.placed

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
The bridge ________ by the French architects is very nice.
A.was designed
B.designing
C.designed
D.to design

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
A(n)________ species is a population of an organism which is at risk of becoming extinct.
A.dangerous
B.endangered
C.endanger
D.endangerment

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
If children are _________ of love and security, they may have problems in late life.
A.excluded
B.stripped
C.deprived
D.denied

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
They said that John will be arrested. He is said ________ a dangerous terrorist group last week.
A.to have taken part in
B.to be taking part in
C.to have been joining
D.to participate in

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
Tom made a bad mistake at work, but his boss didn’t fire him. He’s lucky ______ a second chance.
A.having given
B.to have given
C.having been given
D.to have been given

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
Arthur assured me that he was going to come, but he hasn’t ________ yet.
A.turned on
B.turned round
C.turned in
D.turned up