I Phonetics ( 5 points)
Directions: In each of the following groups of words, there are four underlined letters or letter combinations marked A, B, C, and D. Compare the underlined parts and identify the one that is different from the others in pronunciation. Mark your answer by blackening the corresponding letter on the Answer Sheet.
II. Vocabulary and Structure( 15 points)
Directions : There are 15 incomplete sentences in this section. For each sentence there are four choices marked A, B, C and D. Choose one answer that best completes the sentence and blacken the corresponding letter on the Answer Sheet.
( ) 6._________the room temperature, she kept the heater on.
A. Kept on
B. Keeping up
C. So as to keep up
D. To keep up
( ) 7. If motorists had to pay an extra tax to drive in cities,they_________their cars a lot less.
B. will use
D. would use
( )8. The people are fully aware __ they have before them problems and difficulties of va-rious kinds.
A. of that
( )9. The composition__________any more.
A. need not to be corrected
B. doesn't need be corrected
C. need not correct
D. doesn't need to be corrected
( ) 10. With the guide__________the way, we set out on foot into the dark night.
D. to lead