Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions.
I am more confident in class whenever I prepare for the lesson carefully.
A.The more carefully I prepare for the lesson, the more confident I am in class.
B.The more and more confident in class I am, the more and more carefully I prepare for the lesson.
C.The more confident I am in class, the more carefully the lesson I prepare.
D.The more carefully I am, the more confident the lesson is.

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions.
It wasn't necessary for you to do all this work, although you did it.
A.You mustn't have done all this work.
B.You may not have done all this work.
C.You couldn't have done all this work.
D.You needn't have done all this work.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Tomatoes ________ before they are completely ripe.
A.can pick
B.needn't pick
C.should be picking
D.can be picked

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
The boys we met on the train ______ soldiers on leave. They were young, with very short haircuts.
A.had to be
B.could be
C.may be
D.may have been

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
If each gene in the human genome __________ thoroughly understood, many human diseases could be cured or prevented.
A.were
B.would be
C.is
D.had been

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Someone must have taken my bag. I clearly remember_______ it by the window and now it has gone.
A.to leave
B.leaving
C.to have left
D.leave

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
UNESCO hopes to encourage universal respect for justice, laws, human _______, and fundamental freedoms.
A.programs
B.protests
C.rights
D.projects

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Dang Le Trung Nguyen, who is Dang Le Nguyen Vu's son, is going to _______ lots of money from Trung Nguyen Corporation.
A.go on
B.come into
C.lead in
D.turn up

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
_______ the dance, Jerry said good-bye to his girlfriend.
A.Before leaving
B.Before he leaves
C.Before left
D.Before he will leave

Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.
He may be shy now, but he’ll soon come out of his shell when he meets the right girl.
A.hole
B.become confident
C.shed
D.become shy