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.1.( )
A、cake
B、gas
C、bag
D、tax
8.The pipe in the kitchen is broken. We should have it _____ as soon as possible.
A、to be repaired
B、repaired
C、 to repair
D、 repairing
11. We have to accept the fact _____there is a shortage of qualified teachers in the countryside.